53445680

素因数分解:

$2^4\times 5^1\times {\mathrm{181}}^1\times {\mathrm{3691}}^1$

素因数の和:3885

約数の個数: 40

約数和(自身を含む): 124981584

約数和(自身を除く): 71535904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 181, 362, 724, 905, 1448, 1810, 2896, 3620, 3691, 7240, 7382, 14480, 14764, 18455, 29528, 36910, 59056, 73820, 147640, 295280, 668071, 1336142, 2672284, 3340355, 5344568, 6680710, 10689136, 13361420, 26722840, 53445680]

約数ペア:

[(1, 53445680), (2, 26722840), (4, 13361420), (5, 10689136), (8, 6680710), (10, 5344568), (16, 3340355), (20, 2672284), (40, 1336142), (80, 668071), (181, 295280), (362, 147640), (724, 73820), (905, 59056), (1448, 36910), (1810, 29528), (2896, 18455), (3620, 14764), (3691, 14480), (7240, 7382)]