82591780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{421}}^1\times {\mathrm{577}}^1$

素因数の和:1024

約数の個数: 48

約数和(自身を含む): 184400496

約数和(自身を除く): 101808716

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 421, 577, 842, 1154, 1684, 2105, 2308, 2885, 4210, 5770, 7157, 8420, 9809, 11540, 14314, 19618, 28628, 35785, 39236, 49045, 71570, 98090, 143140, 196180, 242917, 485834, 971668, 1214585, 2429170, 4129589, 4858340, 8259178, 16518356, 20647945, 41295890, 82591780]

約数ペア:

[(1, 82591780), (2, 41295890), (4, 20647945), (5, 16518356), (10, 8259178), (17, 4858340), (20, 4129589), (34, 2429170), (68, 1214585), (85, 971668), (170, 485834), (340, 242917), (421, 196180), (577, 143140), (842, 98090), (1154, 71570), (1684, 49045), (2105, 39236), (2308, 35785), (2885, 28628), (4210, 19618), (5770, 14314), (7157, 11540), (8420, 9809)]