85786480

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{82487}}^1$

素因数の和:82513

約数の個数: 40

約数和(自身を含む): 214798752

約数和(自身を除く): 129012272

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 82487, 164974, 329948, 412435, 659896, 824870, 1072331, 1319792, 1649740, 2144662, 3299480, 4289324, 5361655, 6598960, 8578648, 10723310, 17157296, 21446620, 42893240, 85786480]

約数ペア:

[(1, 85786480), (2, 42893240), (4, 21446620), (5, 17157296), (8, 10723310), (10, 8578648), (13, 6598960), (16, 5361655), (20, 4289324), (26, 3299480), (40, 2144662), (52, 1649740), (65, 1319792), (80, 1072331), (104, 824870), (130, 659896), (208, 412435), (260, 329948), (520, 164974), (1040, 82487)]