497499760

素因数分解:

$2^4\times 5^1\times {\mathrm{1291}}^1\times {\mathrm{4817}}^1$

素因数の和:6121

約数の個数: 40

約数和(自身を含む): 1157823216

約数和(自身を除く): 660323456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1291, 2582, 4817, 5164, 6455, 9634, 10328, 12910, 19268, 20656, 24085, 25820, 38536, 48170, 51640, 77072, 96340, 103280, 192680, 385360, 6218747, 12437494, 24874988, 31093735, 49749976, 62187470, 99499952, 124374940, 248749880, 497499760]

約数ペア:

[(1, 497499760), (2, 248749880), (4, 124374940), (5, 99499952), (8, 62187470), (10, 49749976), (16, 31093735), (20, 24874988), (40, 12437494), (80, 6218747), (1291, 385360), (2582, 192680), (4817, 103280), (5164, 96340), (6455, 77072), (9634, 51640), (10328, 48170), (12910, 38536), (19268, 25820), (20656, 24085)]