637741312

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2699}}^1$

素因数の和:2799

約数の個数: 72

約数和(自身を含む): 1390737600

約数和(自身を除く): 752996288

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 71, 104, 128, 142, 208, 256, 284, 416, 568, 832, 923, 1136, 1664, 1846, 2272, 2699, 3328, 3692, 4544, 5398, 7384, 9088, 10796, 14768, 18176, 21592, 29536, 35087, 43184, 59072, 70174, 86368, 118144, 140348, 172736, 191629, 236288, 280696, 345472, 383258, 561392, 690944, 766516, 1122784, 1533032, 2245568, 2491177, 3066064, 4491136, 4982354, 6132128, 8982272, 9964708, 12264256, 19929416, 24528512, 39858832, 49057024, 79717664, 159435328, 318870656, 637741312]

約数ペア:

[(1, 637741312), (2, 318870656), (4, 159435328), (8, 79717664), (13, 49057024), (16, 39858832), (26, 24528512), (32, 19929416), (52, 12264256), (64, 9964708), (71, 8982272), (104, 6132128), (128, 4982354), (142, 4491136), (208, 3066064), (256, 2491177), (284, 2245568), (416, 1533032), (568, 1122784), (832, 766516), (923, 690944), (1136, 561392), (1664, 383258), (1846, 345472), (2272, 280696), (2699, 236288), (3328, 191629), (3692, 172736), (4544, 140348), (5398, 118144), (7384, 86368), (9088, 70174), (10796, 59072), (14768, 43184), (18176, 35087), (21592, 29536)]