25125100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1$

素因数の和:296

約数の個数: 144

約数和(自身を含む): 73495296

約数和(自身を除く): 48370196

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 25, 26, 28, 35, 44, 50, 52, 55, 65, 70, 77, 91, 100, 110, 130, 140, 143, 154, 175, 182, 220, 251, 260, 275, 286, 308, 325, 350, 364, 385, 455, 502, 550, 572, 650, 700, 715, 770, 910, 1001, 1004, 1100, 1255, 1300, 1430, 1540, 1757, 1820, 1925, 2002, 2275, 2510, 2761, 2860, 3263, 3514, 3575, 3850, 4004, 4550, 5005, 5020, 5522, 6275, 6526, 7028, 7150, 7700, 8785, 9100, 10010, 11044, 12550, 13052, 13805, 14300, 16315, 17570, 19327, 20020, 22841, 25025, 25100, 27610, 32630, 35140, 35893, 38654, 43925, 45682, 50050, 55220, 65260, 69025, 71786, 77308, 81575, 87850, 91364, 96635, 100100, 114205, 138050, 143572, 163150, 175700, 179465, 193270, 228410, 251251, 276100, 326300, 358930, 386540, 456820, 483175, 502502, 571025, 717860, 897325, 966350, 1005004, 1142050, 1256255, 1794650, 1932700, 2284100, 2512510, 3589300, 5025020, 6281275, 12562550, 25125100]

約数ペア:

[(1, 25125100), (2, 12562550), (4, 6281275), (5, 5025020), (7, 3589300), (10, 2512510), (11, 2284100), (13, 1932700), (14, 1794650), (20, 1256255), (22, 1142050), (25, 1005004), (26, 966350), (28, 897325), (35, 717860), (44, 571025), (50, 502502), (52, 483175), (55, 456820), (65, 386540), (70, 358930), (77, 326300), (91, 276100), (100, 251251), (110, 228410), (130, 193270), (140, 179465), (143, 175700), (154, 163150), (175, 143572), (182, 138050), (220, 114205), (251, 100100), (260, 96635), (275, 91364), (286, 87850), (308, 81575), (325, 77308), (350, 71786), (364, 69025), (385, 65260), (455, 55220), (502, 50050), (550, 45682), (572, 43925), (650, 38654), (700, 35893), (715, 35140), (770, 32630), (910, 27610), (1001, 25100), (1004, 25025), (1100, 22841), (1255, 20020), (1300, 19327), (1430, 17570), (1540, 16315), (1757, 14300), (1820, 13805), (1925, 13052), (2002, 12550), (2275, 11044), (2510, 10010), (2761, 9100), (2860, 8785), (3263, 7700), (3514, 7150), (3575, 7028), (3850, 6526), (4004, 6275), (4550, 5522), (5005, 5020)]