74435690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{881}}^1$

素因数の和:983

約数の個数: 64

約数和(自身を含む): 164602368

約数和(自身を除く): 90166678

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 71, 85, 119, 142, 170, 238, 355, 497, 595, 710, 881, 994, 1190, 1207, 1762, 2414, 2485, 4405, 4970, 6035, 6167, 8449, 8810, 12070, 12334, 14977, 16898, 29954, 30835, 42245, 61670, 62551, 74885, 84490, 104839, 125102, 149770, 209678, 312755, 437857, 524195, 625510, 875714, 1048390, 1063367, 2126734, 2189285, 4378570, 5316835, 7443569, 10633670, 14887138, 37217845, 74435690]

約数ペア:

[(1, 74435690), (2, 37217845), (5, 14887138), (7, 10633670), (10, 7443569), (14, 5316835), (17, 4378570), (34, 2189285), (35, 2126734), (70, 1063367), (71, 1048390), (85, 875714), (119, 625510), (142, 524195), (170, 437857), (238, 312755), (355, 209678), (497, 149770), (595, 125102), (710, 104839), (881, 84490), (994, 74885), (1190, 62551), (1207, 61670), (1762, 42245), (2414, 30835), (2485, 29954), (4405, 16898), (4970, 14977), (6035, 12334), (6167, 12070), (8449, 8810)]