126429320

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{19391}}^1$

素因数の和:19565

約数の個数: 32

約数和(自身を含む): 286225920

約数和(自身を除く): 159796600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 652, 815, 1304, 1630, 3260, 6520, 19391, 38782, 77564, 96955, 155128, 193910, 387820, 775640, 3160733, 6321466, 12642932, 15803665, 25285864, 31607330, 63214660, 126429320]

約数ペア:

[(1, 126429320), (2, 63214660), (4, 31607330), (5, 25285864), (8, 15803665), (10, 12642932), (20, 6321466), (40, 3160733), (163, 775640), (326, 387820), (652, 193910), (815, 155128), (1304, 96955), (1630, 77564), (3260, 38782), (6520, 19391)]