315040570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{65497}}^1$

素因数の和:65554

約数の個数: 32

約数和(自身を含む): 627208848

約数和(自身を除く): 312168278

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 74, 130, 185, 370, 481, 962, 2405, 4810, 65497, 130994, 327485, 654970, 851461, 1702922, 2423389, 4257305, 4846778, 8514610, 12116945, 24233890, 31504057, 63008114, 157520285, 315040570]

約数ペア:

[(1, 315040570), (2, 157520285), (5, 63008114), (10, 31504057), (13, 24233890), (26, 12116945), (37, 8514610), (65, 4846778), (74, 4257305), (130, 2423389), (185, 1702922), (370, 851461), (481, 654970), (962, 327485), (2405, 130994), (4810, 65497)]