89480320

素因数分解:

$2^7\times 5^1\times {\mathrm{139813}}^1$

素因数の和:139832

約数の個数: 32

約数和(自身を含む): 213915420

約数和(自身を除く): 124435100

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 139813, 279626, 559252, 699065, 1118504, 1398130, 2237008, 2796260, 4474016, 5592520, 8948032, 11185040, 17896064, 22370080, 44740160, 89480320]

約数ペア:

[(1, 89480320), (2, 44740160), (4, 22370080), (5, 17896064), (8, 11185040), (10, 8948032), (16, 5592520), (20, 4474016), (32, 2796260), (40, 2237008), (64, 1398130), (80, 1118504), (128, 699065), (160, 559252), (320, 279626), (640, 139813)]