156986285240

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{55276861}}^1$

素因数の和:55276943

約数の個数: 32

約数和(自身を含む): 358194065760

約数和(自身を除く): 201207780520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 55276861, 110553722, 221107444, 276384305, 442214888, 552768610, 1105537220, 2211074440, 3924657131, 7849314262, 15698628524, 19623285655, 31397257048, 39246571310, 78493142620, 156986285240]

約数ペア:

[(1, 156986285240), (2, 78493142620), (4, 39246571310), (5, 31397257048), (8, 19623285655), (10, 15698628524), (20, 7849314262), (40, 3924657131), (71, 2211074440), (142, 1105537220), (284, 552768610), (355, 442214888), (568, 276384305), (710, 221107444), (1420, 110553722), (2840, 55276861)]