200813560

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{70709}}^1$

素因数の和:70791

約数の個数: 32

約数和(自身を含む): 458200800

約数和(自身を除く): 257387240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 70709, 141418, 282836, 353545, 565672, 707090, 1414180, 2828360, 5020339, 10040678, 20081356, 25101695, 40162712, 50203390, 100406780, 200813560]

約数ペア:

[(1, 200813560), (2, 100406780), (4, 50203390), (5, 40162712), (8, 25101695), (10, 20081356), (20, 10040678), (40, 5020339), (71, 2828360), (142, 1414180), (284, 707090), (355, 565672), (568, 353545), (710, 282836), (1420, 141418), (2840, 70709)]