55766240

素因数分解:

$2^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{4909}}^1$

素因数の和:4995

約数の個数: 48

約数和(自身を含む): 133630560

約数和(自身を除く): 77864320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 71, 80, 142, 160, 284, 355, 568, 710, 1136, 1420, 2272, 2840, 4909, 5680, 9818, 11360, 19636, 24545, 39272, 49090, 78544, 98180, 157088, 196360, 348539, 392720, 697078, 785440, 1394156, 1742695, 2788312, 3485390, 5576624, 6970780, 11153248, 13941560, 27883120, 55766240]

約数ペア:

[(1, 55766240), (2, 27883120), (4, 13941560), (5, 11153248), (8, 6970780), (10, 5576624), (16, 3485390), (20, 2788312), (32, 1742695), (40, 1394156), (71, 785440), (80, 697078), (142, 392720), (160, 348539), (284, 196360), (355, 157088), (568, 98180), (710, 78544), (1136, 49090), (1420, 39272), (2272, 24545), (2840, 19636), (4909, 11360), (5680, 9818)]