20176706475

素因数分解:

$3^3\times 5^2\times {\mathrm{53}}^1\times {\mathrm{359}}^1\times {\mathrm{1571}}^1$

素因数の和:2002

約数の個数: 96

約数和(自身を含む): 37894003200

約数和(自身を除く): 17717296725

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 53, 75, 135, 159, 225, 265, 359, 477, 675, 795, 1077, 1325, 1431, 1571, 1795, 2385, 3231, 3975, 4713, 5385, 7155, 7855, 8975, 9693, 11925, 14139, 16155, 19027, 23565, 26925, 35775, 39275, 42417, 48465, 57081, 70695, 80775, 83263, 95135, 117825, 171243, 212085, 242325, 249789, 285405, 353475, 416315, 475675, 513729, 563989, 749367, 856215, 1060425, 1248945, 1427025, 1691967, 2081575, 2248101, 2568645, 2819945, 3746835, 4281075, 5075901, 6244725, 8459835, 11240505, 12843225, 14099725, 15227703, 18734175, 25379505, 29891417, 42299175, 56202525, 76138515, 89674251, 126897525, 149457085, 269022753, 380692575, 448371255, 747285425, 807068259, 1345113765, 2241856275, 4035341295, 6725568825, 20176706475]

約数ペア:

[(1, 20176706475), (3, 6725568825), (5, 4035341295), (9, 2241856275), (15, 1345113765), (25, 807068259), (27, 747285425), (45, 448371255), (53, 380692575), (75, 269022753), (135, 149457085), (159, 126897525), (225, 89674251), (265, 76138515), (359, 56202525), (477, 42299175), (675, 29891417), (795, 25379505), (1077, 18734175), (1325, 15227703), (1431, 14099725), (1571, 12843225), (1795, 11240505), (2385, 8459835), (3231, 6244725), (3975, 5075901), (4713, 4281075), (5385, 3746835), (7155, 2819945), (7855, 2568645), (8975, 2248101), (9693, 2081575), (11925, 1691967), (14139, 1427025), (16155, 1248945), (19027, 1060425), (23565, 856215), (26925, 749367), (35775, 563989), (39275, 513729), (42417, 475675), (48465, 416315), (57081, 353475), (70695, 285405), (80775, 249789), (83263, 242325), (95135, 212085), (117825, 171243)]