488090800

素因数分解:

$2^4\times 5^2\times {\mathrm{571}}^1\times {\mathrm{2137}}^1$

素因数の和:2726

約数の個数: 60

約数和(自身を含む): 1175241496

約数和(自身を除く): 687150696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 571, 1142, 2137, 2284, 2855, 4274, 4568, 5710, 8548, 9136, 10685, 11420, 14275, 17096, 21370, 22840, 28550, 34192, 42740, 45680, 53425, 57100, 85480, 106850, 114200, 170960, 213700, 228400, 427400, 854800, 1220227, 2440454, 4880908, 6101135, 9761816, 12202270, 19523632, 24404540, 30505675, 48809080, 61011350, 97618160, 122022700, 244045400, 488090800]

約数ペア:

[(1, 488090800), (2, 244045400), (4, 122022700), (5, 97618160), (8, 61011350), (10, 48809080), (16, 30505675), (20, 24404540), (25, 19523632), (40, 12202270), (50, 9761816), (80, 6101135), (100, 4880908), (200, 2440454), (400, 1220227), (571, 854800), (1142, 427400), (2137, 228400), (2284, 213700), (2855, 170960), (4274, 114200), (4568, 106850), (5710, 85480), (8548, 57100), (9136, 53425), (10685, 45680), (11420, 42740), (14275, 34192), (17096, 28550), (21370, 22840)]