179771320

素因数分解:

$2^3\times 5^1\times {\mathrm{797}}^1\times {\mathrm{5639}}^1$

素因数の和:6447

約数の個数: 32

約数和(自身を含む): 405064800

約数和(自身を除く): 225293480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 797, 1594, 3188, 3985, 5639, 6376, 7970, 11278, 15940, 22556, 28195, 31880, 45112, 56390, 112780, 225560, 4494283, 8988566, 17977132, 22471415, 35954264, 44942830, 89885660, 179771320]

約数ペア:

[(1, 179771320), (2, 89885660), (4, 44942830), (5, 35954264), (8, 22471415), (10, 17977132), (20, 8988566), (40, 4494283), (797, 225560), (1594, 112780), (3188, 56390), (3985, 45112), (5639, 31880), (6376, 28195), (7970, 22556), (11278, 15940)]