42804516400

素因数分解:

$2^4\times 5^2\times {\mathrm{21799}}^1\times {\mathrm{4909}}^1$

素因数の和:26726

約数の個数: 60

約数和(自身を含む): 102863518000

約数和(自身を除く): 60059001600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 4909, 9818, 19636, 21799, 24545, 39272, 43598, 49090, 78544, 87196, 98180, 108995, 122725, 174392, 196360, 217990, 245450, 348784, 392720, 435980, 490900, 544975, 871960, 981800, 1089950, 1743920, 1963600, 2179900, 4359800, 8719600, 107011291, 214022582, 428045164, 535056455, 856090328, 1070112910, 1712180656, 2140225820, 2675282275, 4280451640, 5350564550, 8560903280, 10701129100, 21402258200, 42804516400]

約数ペア:

[(1, 42804516400), (2, 21402258200), (4, 10701129100), (5, 8560903280), (8, 5350564550), (10, 4280451640), (16, 2675282275), (20, 2140225820), (25, 1712180656), (40, 1070112910), (50, 856090328), (80, 535056455), (100, 428045164), (200, 214022582), (400, 107011291), (4909, 8719600), (9818, 4359800), (19636, 2179900), (21799, 1963600), (24545, 1743920), (39272, 1089950), (43598, 981800), (49090, 871960), (78544, 544975), (87196, 490900), (98180, 435980), (108995, 392720), (122725, 348784), (174392, 245450), (196360, 217990)]