210218200

素因数分解:

$2^3\times 5^2\times {\mathrm{61}}^1\times {\mathrm{17231}}^1$

素因数の和:17308

約数の個数: 48

約数和(自身を含む): 496798560

約数和(自身を除く): 286580360

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 61, 100, 122, 200, 244, 305, 488, 610, 1220, 1525, 2440, 3050, 6100, 12200, 17231, 34462, 68924, 86155, 137848, 172310, 344620, 430775, 689240, 861550, 1051091, 1723100, 2102182, 3446200, 4204364, 5255455, 8408728, 10510910, 21021820, 26277275, 42043640, 52554550, 105109100, 210218200]

約数ペア:

[(1, 210218200), (2, 105109100), (4, 52554550), (5, 42043640), (8, 26277275), (10, 21021820), (20, 10510910), (25, 8408728), (40, 5255455), (50, 4204364), (61, 3446200), (100, 2102182), (122, 1723100), (200, 1051091), (244, 861550), (305, 689240), (488, 430775), (610, 344620), (1220, 172310), (1525, 137848), (2440, 86155), (3050, 68924), (6100, 34462), (12200, 17231)]