156945500

素因数分解:

$2^2\times 5^3\times {\mathrm{71}}^1\times {\mathrm{4421}}^1$

素因数の和:4511

約数の個数: 48

約数和(自身を含む): 347675328

約数和(自身を除く): 190729828

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 71, 100, 125, 142, 250, 284, 355, 500, 710, 1420, 1775, 3550, 4421, 7100, 8842, 8875, 17684, 17750, 22105, 35500, 44210, 88420, 110525, 221050, 313891, 442100, 552625, 627782, 1105250, 1255564, 1569455, 2210500, 3138910, 6277820, 7847275, 15694550, 31389100, 39236375, 78472750, 156945500]

約数ペア:

[(1, 156945500), (2, 78472750), (4, 39236375), (5, 31389100), (10, 15694550), (20, 7847275), (25, 6277820), (50, 3138910), (71, 2210500), (100, 1569455), (125, 1255564), (142, 1105250), (250, 627782), (284, 552625), (355, 442100), (500, 313891), (710, 221050), (1420, 110525), (1775, 88420), (3550, 44210), (4421, 35500), (7100, 22105), (8842, 17750), (8875, 17684)]