51671000

素因数分解:

$2^3\times 5^3\times {\mathrm{163}}^1\times {\mathrm{317}}^1$

素因数の和:501

約数の個数: 64

約数和(自身を含む): 122035680

約数和(自身を除く): 70364680

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 163, 200, 250, 317, 326, 500, 634, 652, 815, 1000, 1268, 1304, 1585, 1630, 2536, 3170, 3260, 4075, 6340, 6520, 7925, 8150, 12680, 15850, 16300, 20375, 31700, 32600, 39625, 40750, 51671, 63400, 79250, 81500, 103342, 158500, 163000, 206684, 258355, 317000, 413368, 516710, 1033420, 1291775, 2066840, 2583550, 5167100, 6458875, 10334200, 12917750, 25835500, 51671000]

約数ペア:

[(1, 51671000), (2, 25835500), (4, 12917750), (5, 10334200), (8, 6458875), (10, 5167100), (20, 2583550), (25, 2066840), (40, 1291775), (50, 1033420), (100, 516710), (125, 413368), (163, 317000), (200, 258355), (250, 206684), (317, 163000), (326, 158500), (500, 103342), (634, 81500), (652, 79250), (815, 63400), (1000, 51671), (1268, 40750), (1304, 39625), (1585, 32600), (1630, 31700), (2536, 20375), (3170, 16300), (3260, 15850), (4075, 12680), (6340, 8150), (6520, 7925)]