212831462675

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{383}}^1\times {\mathrm{32261}}^1$

素因数の和:32720

約数の個数: 48

約数和(自身を含む): 290339417088

約数和(自身を除く): 77507954413

約数列:

[1, 5, 13, 25, 53, 65, 265, 325, 383, 689, 1325, 1915, 3445, 4979, 9575, 17225, 20299, 24895, 32261, 101495, 124475, 161305, 263887, 419393, 507475, 806525, 1319435, 1709833, 2096965, 6597175, 8549165, 10484825, 12355963, 22227829, 42745825, 61779815, 111139145, 160627519, 308899075, 555695725, 654866039, 803137595, 3274330195, 4015687975, 8513258507, 16371650975, 42566292535, 212831462675]

約数ペア:

[(1, 212831462675), (5, 42566292535), (13, 16371650975), (25, 8513258507), (53, 4015687975), (65, 3274330195), (265, 803137595), (325, 654866039), (383, 555695725), (689, 308899075), (1325, 160627519), (1915, 111139145), (3445, 61779815), (4979, 42745825), (9575, 22227829), (17225, 12355963), (20299, 10484825), (24895, 8549165), (32261, 6597175), (101495, 2096965), (124475, 1709833), (161305, 1319435), (263887, 806525), (419393, 507475)]