19269250

素因数分解:

$2^1\times 5^3\times 7^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1$

素因数の和:66

約数の個数: 144

約数和(自身を含む): 49670712

約数和(自身を除く): 30401462

約数列:

[1, 2, 5, 7, 10, 11, 13, 14, 22, 25, 26, 35, 49, 50, 55, 65, 70, 77, 91, 98, 110, 121, 125, 130, 143, 154, 175, 182, 242, 245, 250, 275, 286, 325, 350, 385, 455, 490, 539, 550, 605, 637, 650, 715, 770, 847, 875, 910, 1001, 1078, 1210, 1225, 1274, 1375, 1430, 1573, 1625, 1694, 1750, 1925, 2002, 2275, 2450, 2695, 2750, 3025, 3146, 3185, 3250, 3575, 3850, 4235, 4550, 5005, 5390, 5929, 6050, 6125, 6370, 7007, 7150, 7865, 8470, 9625, 10010, 11011, 11375, 11858, 12250, 13475, 14014, 15125, 15730, 15925, 17875, 19250, 21175, 22022, 22750, 25025, 26950, 29645, 30250, 31850, 35035, 35750, 39325, 42350, 50050, 55055, 59290, 67375, 70070, 77077, 78650, 79625, 105875, 110110, 125125, 134750, 148225, 154154, 159250, 175175, 196625, 211750, 250250, 275275, 296450, 350350, 385385, 393250, 550550, 741125, 770770, 875875, 1376375, 1482250, 1751750, 1926925, 2752750, 3853850, 9634625, 19269250]

約数ペア:

[(1, 19269250), (2, 9634625), (5, 3853850), (7, 2752750), (10, 1926925), (11, 1751750), (13, 1482250), (14, 1376375), (22, 875875), (25, 770770), (26, 741125), (35, 550550), (49, 393250), (50, 385385), (55, 350350), (65, 296450), (70, 275275), (77, 250250), (91, 211750), (98, 196625), (110, 175175), (121, 159250), (125, 154154), (130, 148225), (143, 134750), (154, 125125), (175, 110110), (182, 105875), (242, 79625), (245, 78650), (250, 77077), (275, 70070), (286, 67375), (325, 59290), (350, 55055), (385, 50050), (455, 42350), (490, 39325), (539, 35750), (550, 35035), (605, 31850), (637, 30250), (650, 29645), (715, 26950), (770, 25025), (847, 22750), (875, 22022), (910, 21175), (1001, 19250), (1078, 17875), (1210, 15925), (1225, 15730), (1274, 15125), (1375, 14014), (1430, 13475), (1573, 12250), (1625, 11858), (1694, 11375), (1750, 11011), (1925, 10010), (2002, 9625), (2275, 8470), (2450, 7865), (2695, 7150), (2750, 7007), (3025, 6370), (3146, 6125), (3185, 6050), (3250, 5929), (3575, 5390), (3850, 5005), (4235, 4550)]