68783380

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{821}}^1$

素因数の和:960

約数の個数: 48

約数和(自身を含む): 149143680

約数和(自身を除く): 80360300

約数列:

[1, 2, 4, 5, 10, 20, 59, 71, 118, 142, 236, 284, 295, 355, 590, 710, 821, 1180, 1420, 1642, 3284, 4105, 4189, 8210, 8378, 16420, 16756, 20945, 41890, 48439, 58291, 83780, 96878, 116582, 193756, 233164, 242195, 291455, 484390, 582910, 968780, 1165820, 3439169, 6878338, 13756676, 17195845, 34391690, 68783380]

約数ペア:

[(1, 68783380), (2, 34391690), (4, 17195845), (5, 13756676), (10, 6878338), (20, 3439169), (59, 1165820), (71, 968780), (118, 582910), (142, 484390), (236, 291455), (284, 242195), (295, 233164), (355, 193756), (590, 116582), (710, 96878), (821, 83780), (1180, 58291), (1420, 48439), (1642, 41890), (3284, 20945), (4105, 16756), (4189, 16420), (8210, 8378)]