40641536

素因数分解:

$2^{10}\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:147

約数の個数: 88

約数和(自身を含む): 90788544

約数和(自身を除く): 50147008

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 52, 64, 71, 86, 104, 128, 142, 172, 208, 256, 284, 344, 416, 512, 559, 568, 688, 832, 923, 1024, 1118, 1136, 1376, 1664, 1846, 2236, 2272, 2752, 3053, 3328, 3692, 4472, 4544, 5504, 6106, 6656, 7384, 8944, 9088, 11008, 12212, 13312, 14768, 17888, 18176, 22016, 24424, 29536, 35776, 36352, 39689, 44032, 48848, 59072, 71552, 72704, 79378, 97696, 118144, 143104, 158756, 195392, 236288, 286208, 317512, 390784, 472576, 572416, 635024, 781568, 945152, 1270048, 1563136, 2540096, 3126272, 5080192, 10160384, 20320768, 40641536]

約数ペア:

[(1, 40641536), (2, 20320768), (4, 10160384), (8, 5080192), (13, 3126272), (16, 2540096), (26, 1563136), (32, 1270048), (43, 945152), (52, 781568), (64, 635024), (71, 572416), (86, 472576), (104, 390784), (128, 317512), (142, 286208), (172, 236288), (208, 195392), (256, 158756), (284, 143104), (344, 118144), (416, 97696), (512, 79378), (559, 72704), (568, 71552), (688, 59072), (832, 48848), (923, 44032), (1024, 39689), (1118, 36352), (1136, 35776), (1376, 29536), (1664, 24424), (1846, 22016), (2236, 18176), (2272, 17888), (2752, 14768), (3053, 13312), (3328, 12212), (3692, 11008), (4472, 9088), (4544, 8944), (5504, 7384), (6106, 6656)]