68131570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{5189}}^1$

素因数の和:5310

約数の個数: 32

約数和(自身を含む): 133403760

約数和(自身を除く): 65272190

約数列:

[1, 2, 5, 10, 13, 26, 65, 101, 130, 202, 505, 1010, 1313, 2626, 5189, 6565, 10378, 13130, 25945, 51890, 67457, 134914, 337285, 524089, 674570, 1048178, 2620445, 5240890, 6813157, 13626314, 34065785, 68131570]

約数ペア:

[(1, 68131570), (2, 34065785), (5, 13626314), (10, 6813157), (13, 5240890), (26, 2620445), (65, 1048178), (101, 674570), (130, 524089), (202, 337285), (505, 134914), (1010, 67457), (1313, 51890), (2626, 25945), (5189, 13130), (6565, 10378)]