8290400

素因数分解:

$2^5\times 5^2\times {\mathrm{43}}^1\times {\mathrm{241}}^1$

素因数の和:304

約数の個数: 72

約数和(自身を含む): 20795544

約数和(自身を除く): 12505144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 43, 50, 80, 86, 100, 160, 172, 200, 215, 241, 344, 400, 430, 482, 688, 800, 860, 964, 1075, 1205, 1376, 1720, 1928, 2150, 2410, 3440, 3856, 4300, 4820, 6025, 6880, 7712, 8600, 9640, 10363, 12050, 17200, 19280, 20726, 24100, 34400, 38560, 41452, 48200, 51815, 82904, 96400, 103630, 165808, 192800, 207260, 259075, 331616, 414520, 518150, 829040, 1036300, 1658080, 2072600, 4145200, 8290400]

約数ペア:

[(1, 8290400), (2, 4145200), (4, 2072600), (5, 1658080), (8, 1036300), (10, 829040), (16, 518150), (20, 414520), (25, 331616), (32, 259075), (40, 207260), (43, 192800), (50, 165808), (80, 103630), (86, 96400), (100, 82904), (160, 51815), (172, 48200), (200, 41452), (215, 38560), (241, 34400), (344, 24100), (400, 20726), (430, 19280), (482, 17200), (688, 12050), (800, 10363), (860, 9640), (964, 8600), (1075, 7712), (1205, 6880), (1376, 6025), (1720, 4820), (1928, 4300), (2150, 3856), (2410, 3440)]