6446800

素因数分解:

$2^4\times 5^2\times {\mathrm{71}}^1\times {\mathrm{227}}^1$

素因数の和:316

約数の個数: 60

約数和(自身を含む): 15775776

約数和(自身を除く): 9328976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 71, 80, 100, 142, 200, 227, 284, 355, 400, 454, 568, 710, 908, 1135, 1136, 1420, 1775, 1816, 2270, 2840, 3550, 3632, 4540, 5675, 5680, 7100, 9080, 11350, 14200, 16117, 18160, 22700, 28400, 32234, 45400, 64468, 80585, 90800, 128936, 161170, 257872, 322340, 402925, 644680, 805850, 1289360, 1611700, 3223400, 6446800]

約数ペア:

[(1, 6446800), (2, 3223400), (4, 1611700), (5, 1289360), (8, 805850), (10, 644680), (16, 402925), (20, 322340), (25, 257872), (40, 161170), (50, 128936), (71, 90800), (80, 80585), (100, 64468), (142, 45400), (200, 32234), (227, 28400), (284, 22700), (355, 18160), (400, 16117), (454, 14200), (568, 11350), (710, 9080), (908, 7100), (1135, 5680), (1136, 5675), (1420, 4540), (1775, 3632), (1816, 3550), (2270, 2840)]