98528560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{449}}^1$

素因数の和:686

約数の個数: 80

約数和(自身を含む): 248421600

約数和(自身を除く): 149893040

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 211, 260, 422, 449, 520, 844, 898, 1040, 1055, 1688, 1796, 2110, 2245, 2743, 3376, 3592, 4220, 4490, 5486, 5837, 7184, 8440, 8980, 10972, 11674, 13715, 16880, 17960, 21944, 23348, 27430, 29185, 35920, 43888, 46696, 54860, 58370, 93392, 94739, 109720, 116740, 189478, 219440, 233480, 378956, 466960, 473695, 757912, 947390, 1231607, 1515824, 1894780, 2463214, 3789560, 4926428, 6158035, 7579120, 9852856, 12316070, 19705712, 24632140, 49264280, 98528560]

約数ペア:

[(1, 98528560), (2, 49264280), (4, 24632140), (5, 19705712), (8, 12316070), (10, 9852856), (13, 7579120), (16, 6158035), (20, 4926428), (26, 3789560), (40, 2463214), (52, 1894780), (65, 1515824), (80, 1231607), (104, 947390), (130, 757912), (208, 473695), (211, 466960), (260, 378956), (422, 233480), (449, 219440), (520, 189478), (844, 116740), (898, 109720), (1040, 94739), (1055, 93392), (1688, 58370), (1796, 54860), (2110, 46696), (2245, 43888), (2743, 35920), (3376, 29185), (3592, 27430), (4220, 23348), (4490, 21944), (5486, 17960), (5837, 16880), (7184, 13715), (8440, 11674), (8980, 10972)]