205305100

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{293}}^1$

素因数の和:345

約数の個数: 216

約数和(自身を含む): 610929648

約数和(自身を除く): 405624548

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 25, 26, 28, 35, 44, 49, 50, 52, 55, 65, 70, 77, 91, 98, 100, 110, 130, 140, 143, 154, 175, 182, 196, 220, 245, 260, 275, 286, 293, 308, 325, 350, 364, 385, 455, 490, 539, 550, 572, 586, 637, 650, 700, 715, 770, 910, 980, 1001, 1078, 1100, 1172, 1225, 1274, 1300, 1430, 1465, 1540, 1820, 1925, 2002, 2051, 2156, 2275, 2450, 2548, 2695, 2860, 2930, 3185, 3223, 3575, 3809, 3850, 4004, 4102, 4550, 4900, 5005, 5390, 5860, 6370, 6446, 7007, 7150, 7325, 7618, 7700, 8204, 9100, 10010, 10255, 10780, 12740, 12892, 13475, 14014, 14300, 14357, 14650, 15236, 15925, 16115, 19045, 20020, 20510, 22561, 25025, 26663, 26950, 28028, 28714, 29300, 31850, 32230, 35035, 38090, 41020, 41899, 45122, 50050, 51275, 53326, 53900, 57428, 63700, 64460, 70070, 71785, 76180, 80575, 83798, 90244, 95225, 100100, 102550, 106652, 112805, 133315, 140140, 143570, 157927, 161150, 167596, 175175, 186641, 190450, 205100, 209495, 225610, 266630, 287140, 293293, 315854, 322300, 350350, 358925, 373282, 380900, 418990, 451220, 533260, 564025, 586586, 631708, 666575, 700700, 717850, 746564, 789635, 837980, 933205, 1047475, 1128050, 1173172, 1333150, 1435700, 1466465, 1579270, 1866410, 2053051, 2094950, 2256100, 2666300, 2932930, 3158540, 3732820, 3948175, 4106102, 4189900, 4666025, 5865860, 7332325, 7896350, 8212204, 9332050, 10265255, 14664650, 15792700, 18664100, 20530510, 29329300, 41061020, 51326275, 102652550, 205305100]

約数ペア:

[(1, 205305100), (2, 102652550), (4, 51326275), (5, 41061020), (7, 29329300), (10, 20530510), (11, 18664100), (13, 15792700), (14, 14664650), (20, 10265255), (22, 9332050), (25, 8212204), (26, 7896350), (28, 7332325), (35, 5865860), (44, 4666025), (49, 4189900), (50, 4106102), (52, 3948175), (55, 3732820), (65, 3158540), (70, 2932930), (77, 2666300), (91, 2256100), (98, 2094950), (100, 2053051), (110, 1866410), (130, 1579270), (140, 1466465), (143, 1435700), (154, 1333150), (175, 1173172), (182, 1128050), (196, 1047475), (220, 933205), (245, 837980), (260, 789635), (275, 746564), (286, 717850), (293, 700700), (308, 666575), (325, 631708), (350, 586586), (364, 564025), (385, 533260), (455, 451220), (490, 418990), (539, 380900), (550, 373282), (572, 358925), (586, 350350), (637, 322300), (650, 315854), (700, 293293), (715, 287140), (770, 266630), (910, 225610), (980, 209495), (1001, 205100), (1078, 190450), (1100, 186641), (1172, 175175), (1225, 167596), (1274, 161150), (1300, 157927), (1430, 143570), (1465, 140140), (1540, 133315), (1820, 112805), (1925, 106652), (2002, 102550), (2051, 100100), (2156, 95225), (2275, 90244), (2450, 83798), (2548, 80575), (2695, 76180), (2860, 71785), (2930, 70070), (3185, 64460), (3223, 63700), (3575, 57428), (3809, 53900), (3850, 53326), (4004, 51275), (4102, 50050), (4550, 45122), (4900, 41899), (5005, 41020), (5390, 38090), (5860, 35035), (6370, 32230), (6446, 31850), (7007, 29300), (7150, 28714), (7325, 28028), (7618, 26950), (7700, 26663), (8204, 25025), (9100, 22561), (10010, 20510), (10255, 20020), (10780, 19045), (12740, 16115), (12892, 15925), (13475, 15236), (14014, 14650), (14300, 14357)]