16970291275

素因数分解:

$5^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{13757}}^1$

素因数の和:13853

約数の個数: 72

約数和(自身を含む): 26255216880

約数和(自身を除く): 9284925605

約数列:

[1, 5, 7, 19, 25, 35, 49, 53, 95, 133, 175, 245, 265, 371, 475, 665, 931, 1007, 1225, 1325, 1855, 2597, 3325, 4655, 5035, 7049, 9275, 12985, 13757, 23275, 25175, 35245, 49343, 64925, 68785, 96299, 176225, 246715, 261383, 343925, 481495, 674093, 729121, 1233575, 1306915, 1829681, 2407475, 3370465, 3645605, 5103847, 6534575, 9148405, 12807767, 13853299, 16852325, 18228025, 25519235, 35726929, 45742025, 64038835, 69266495, 96973093, 127596175, 178634645, 320194175, 346332475, 484865465, 678811651, 893173225, 2424327325, 3394058255, 16970291275]

約数ペア:

[(1, 16970291275), (5, 3394058255), (7, 2424327325), (19, 893173225), (25, 678811651), (35, 484865465), (49, 346332475), (53, 320194175), (95, 178634645), (133, 127596175), (175, 96973093), (245, 69266495), (265, 64038835), (371, 45742025), (475, 35726929), (665, 25519235), (931, 18228025), (1007, 16852325), (1225, 13853299), (1325, 12807767), (1855, 9148405), (2597, 6534575), (3325, 5103847), (4655, 3645605), (5035, 3370465), (7049, 2407475), (9275, 1829681), (12985, 1306915), (13757, 1233575), (23275, 729121), (25175, 674093), (35245, 481495), (49343, 343925), (64925, 261383), (68785, 246715), (96299, 176225)]