98950760

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{401}}^1$

素因数の和:642

約数の個数: 64

約数和(自身を含む): 231552000

約数和(自身を除く): 132601240

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 199, 248, 310, 398, 401, 620, 796, 802, 995, 1240, 1592, 1604, 1990, 2005, 3208, 3980, 4010, 6169, 7960, 8020, 12338, 12431, 16040, 24676, 24862, 30845, 49352, 49724, 61690, 62155, 79799, 99448, 123380, 124310, 159598, 246760, 248620, 319196, 398995, 497240, 638392, 797990, 1595980, 2473769, 3191960, 4947538, 9895076, 12368845, 19790152, 24737690, 49475380, 98950760]

約数ペア:

[(1, 98950760), (2, 49475380), (4, 24737690), (5, 19790152), (8, 12368845), (10, 9895076), (20, 4947538), (31, 3191960), (40, 2473769), (62, 1595980), (124, 797990), (155, 638392), (199, 497240), (248, 398995), (310, 319196), (398, 248620), (401, 246760), (620, 159598), (796, 124310), (802, 123380), (995, 99448), (1240, 79799), (1592, 62155), (1604, 61690), (1990, 49724), (2005, 49352), (3208, 30845), (3980, 24862), (4010, 24676), (6169, 16040), (7960, 12431), (8020, 12338)]