83904080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{80677}}^1$

素因数の和:80703

約数の個数: 40

約数和(自身を含む): 210085512

約数和(自身を除く): 126181432

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 80677, 161354, 322708, 403385, 645416, 806770, 1048801, 1290832, 1613540, 2097602, 3227080, 4195204, 5244005, 6454160, 8390408, 10488010, 16780816, 20976020, 41952040, 83904080]

約数ペア:

[(1, 83904080), (2, 41952040), (4, 20976020), (5, 16780816), (8, 10488010), (10, 8390408), (13, 6454160), (16, 5244005), (20, 4195204), (26, 3227080), (40, 2097602), (52, 1613540), (65, 1290832), (80, 1048801), (104, 806770), (130, 645416), (208, 403385), (260, 322708), (520, 161354), (1040, 80677)]