86719100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1627}}^1$

素因数の和:1695

約数の個数: 72

約数和(自身を含む): 207726288

約数和(自身を除く): 121007188

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 41, 50, 52, 65, 82, 100, 130, 164, 205, 260, 325, 410, 533, 650, 820, 1025, 1066, 1300, 1627, 2050, 2132, 2665, 3254, 4100, 5330, 6508, 8135, 10660, 13325, 16270, 21151, 26650, 32540, 40675, 42302, 53300, 66707, 81350, 84604, 105755, 133414, 162700, 211510, 266828, 333535, 423020, 528775, 667070, 867191, 1057550, 1334140, 1667675, 1734382, 2115100, 3335350, 3468764, 4335955, 6670700, 8671910, 17343820, 21679775, 43359550, 86719100]

約数ペア:

[(1, 86719100), (2, 43359550), (4, 21679775), (5, 17343820), (10, 8671910), (13, 6670700), (20, 4335955), (25, 3468764), (26, 3335350), (41, 2115100), (50, 1734382), (52, 1667675), (65, 1334140), (82, 1057550), (100, 867191), (130, 667070), (164, 528775), (205, 423020), (260, 333535), (325, 266828), (410, 211510), (533, 162700), (650, 133414), (820, 105755), (1025, 84604), (1066, 81350), (1300, 66707), (1627, 53300), (2050, 42302), (2132, 40675), (2665, 32540), (3254, 26650), (4100, 21151), (5330, 16270), (6508, 13325), (8135, 10660)]