61142680

素因数分解:

$2^3\times 5^1\times {\mathrm{571}}^1\times {\mathrm{2677}}^1$

素因数の和:3259

約数の個数: 32

約数和(自身を含む): 137863440

約数和(自身を除く): 76720760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 571, 1142, 2284, 2677, 2855, 4568, 5354, 5710, 10708, 11420, 13385, 21416, 22840, 26770, 53540, 107080, 1528567, 3057134, 6114268, 7642835, 12228536, 15285670, 30571340, 61142680]

約数ペア:

[(1, 61142680), (2, 30571340), (4, 15285670), (5, 12228536), (8, 7642835), (10, 6114268), (20, 3057134), (40, 1528567), (571, 107080), (1142, 53540), (2284, 26770), (2677, 22840), (2855, 21416), (4568, 13385), (5354, 11420), (5710, 10708)]