5157440

素因数分解:

$2^6\times 5^1\times {\mathrm{71}}^1\times {\mathrm{227}}^1$

素因数の和:315

約数の個数: 56

約数和(自身を含む): 12508992

約数和(自身を除く): 7351552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 142, 160, 227, 284, 320, 355, 454, 568, 710, 908, 1135, 1136, 1420, 1816, 2270, 2272, 2840, 3632, 4540, 4544, 5680, 7264, 9080, 11360, 14528, 16117, 18160, 22720, 32234, 36320, 64468, 72640, 80585, 128936, 161170, 257872, 322340, 515744, 644680, 1031488, 1289360, 2578720, 5157440]

約数ペア:

[(1, 5157440), (2, 2578720), (4, 1289360), (5, 1031488), (8, 644680), (10, 515744), (16, 322340), (20, 257872), (32, 161170), (40, 128936), (64, 80585), (71, 72640), (80, 64468), (142, 36320), (160, 32234), (227, 22720), (284, 18160), (320, 16117), (355, 14528), (454, 11360), (568, 9080), (710, 7264), (908, 5680), (1135, 4544), (1136, 4540), (1420, 3632), (1816, 2840), (2270, 2272)]