166780400

素因数分解:

$2^4\times 5^2\times {\mathrm{53}}^1\times {\mathrm{7867}}^1$

素因数の和:7938

約数の個数: 60

約数和(自身を含む): 408301992

約数和(自身を除く): 241521592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 53, 80, 100, 106, 200, 212, 265, 400, 424, 530, 848, 1060, 1325, 2120, 2650, 4240, 5300, 7867, 10600, 15734, 21200, 31468, 39335, 62936, 78670, 125872, 157340, 196675, 314680, 393350, 416951, 629360, 786700, 833902, 1573400, 1667804, 2084755, 3146800, 3335608, 4169510, 6671216, 8339020, 10423775, 16678040, 20847550, 33356080, 41695100, 83390200, 166780400]

約数ペア:

[(1, 166780400), (2, 83390200), (4, 41695100), (5, 33356080), (8, 20847550), (10, 16678040), (16, 10423775), (20, 8339020), (25, 6671216), (40, 4169510), (50, 3335608), (53, 3146800), (80, 2084755), (100, 1667804), (106, 1573400), (200, 833902), (212, 786700), (265, 629360), (400, 416951), (424, 393350), (530, 314680), (848, 196675), (1060, 157340), (1325, 125872), (2120, 78670), (2650, 62936), (4240, 39335), (5300, 31468), (7867, 21200), (10600, 15734)]