70675280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67957}}^1$

素因数の和:67983

約数の個数: 40

約数和(自身を含む): 176962632

約数和(自身を除く): 106287352

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 67957, 135914, 271828, 339785, 543656, 679570, 883441, 1087312, 1359140, 1766882, 2718280, 3533764, 4417205, 5436560, 7067528, 8834410, 14135056, 17668820, 35337640, 70675280]

約数ペア:

[(1, 70675280), (2, 35337640), (4, 17668820), (5, 14135056), (8, 8834410), (10, 7067528), (13, 5436560), (16, 4417205), (20, 3533764), (26, 2718280), (40, 1766882), (52, 1359140), (65, 1087312), (80, 883441), (104, 679570), (130, 543656), (208, 339785), (260, 271828), (520, 135914), (1040, 67957)]