68710663970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{528543569}}^1$

素因数の和:528543589

約数の個数: 16

約数和(自身を含む): 133192979640

約数和(自身を除く): 64482315670

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 528543569, 1057087138, 2642717845, 5285435690, 6871066397, 13742132794, 34355331985, 68710663970]

約数ペア:

[(1, 68710663970), (2, 34355331985), (5, 13742132794), (10, 6871066397), (13, 5285435690), (26, 2642717845), (65, 1057087138), (130, 528543569)]