156986705560

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{55277009}}^1$

素因数の和:55277091

約数の個数: 32

約数和(自身を含む): 358195024800

約数和(自身を除く): 201208319240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 55277009, 110554018, 221108036, 276385045, 442216072, 552770090, 1105540180, 2211080360, 3924667639, 7849335278, 15698670556, 19623338195, 31397341112, 39246676390, 78493352780, 156986705560]

約数ペア:

[(1, 156986705560), (2, 78493352780), (4, 39246676390), (5, 31397341112), (8, 19623338195), (10, 15698670556), (20, 7849335278), (40, 3924667639), (71, 2211080360), (142, 1105540180), (284, 552770090), (355, 442216072), (568, 276385045), (710, 221108036), (1420, 110554018), (2840, 55277009)]