90404320

素因数分解:

$2^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{15271}}^1$

素因数の和:15323

約数の個数: 48

約数和(自身を含む): 219367008

約数和(自身を除く): 128962688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 74, 80, 148, 160, 185, 296, 370, 592, 740, 1184, 1480, 2960, 5920, 15271, 30542, 61084, 76355, 122168, 152710, 244336, 305420, 488672, 565027, 610840, 1130054, 1221680, 2260108, 2443360, 2825135, 4520216, 5650270, 9040432, 11300540, 18080864, 22601080, 45202160, 90404320]

約数ペア:

[(1, 90404320), (2, 45202160), (4, 22601080), (5, 18080864), (8, 11300540), (10, 9040432), (16, 5650270), (20, 4520216), (32, 2825135), (37, 2443360), (40, 2260108), (74, 1221680), (80, 1130054), (148, 610840), (160, 565027), (185, 488672), (296, 305420), (370, 244336), (592, 152710), (740, 122168), (1184, 76355), (1480, 61084), (2960, 30542), (5920, 15271)]