250147480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{5861}}^1$

素因数の和:5980

約数の個数: 64

約数和(自身を含む): 620434080

約数和(自身を除く): 370286600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 97, 110, 194, 220, 388, 440, 485, 776, 970, 1067, 1940, 2134, 3880, 4268, 5335, 5861, 8536, 10670, 11722, 21340, 23444, 29305, 42680, 46888, 58610, 64471, 117220, 128942, 234440, 257884, 322355, 515768, 568517, 644710, 1137034, 1289420, 2274068, 2578840, 2842585, 4548136, 5685170, 6253687, 11370340, 12507374, 22740680, 25014748, 31268435, 50029496, 62536870, 125073740, 250147480]

約数ペア:

[(1, 250147480), (2, 125073740), (4, 62536870), (5, 50029496), (8, 31268435), (10, 25014748), (11, 22740680), (20, 12507374), (22, 11370340), (40, 6253687), (44, 5685170), (55, 4548136), (88, 2842585), (97, 2578840), (110, 2274068), (194, 1289420), (220, 1137034), (388, 644710), (440, 568517), (485, 515768), (776, 322355), (970, 257884), (1067, 234440), (1940, 128942), (2134, 117220), (3880, 64471), (4268, 58610), (5335, 46888), (5861, 42680), (8536, 29305), (10670, 23444), (11722, 21340)]