72309080

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{26981}}^1$

素因数の和:27059

約数の個数: 32

約数和(自身を含む): 165129840

約数和(自身を除く): 92820760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 26981, 53962, 107924, 134905, 215848, 269810, 539620, 1079240, 1807727, 3615454, 7230908, 9038635, 14461816, 18077270, 36154540, 72309080]

約数ペア:

[(1, 72309080), (2, 36154540), (4, 18077270), (5, 14461816), (8, 9038635), (10, 7230908), (20, 3615454), (40, 1807727), (67, 1079240), (134, 539620), (268, 269810), (335, 215848), (536, 134905), (670, 107924), (1340, 53962), (2680, 26981)]