72734080

素因数分解:

$2^7\times 5^1\times {\mathrm{113647}}^1$

素因数の和:113666

約数の個数: 32

約数和(自身を含む): 173881440

約数和(自身を除く): 101147360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 113647, 227294, 454588, 568235, 909176, 1136470, 1818352, 2272940, 3636704, 4545880, 7273408, 9091760, 14546816, 18183520, 36367040, 72734080]

約数ペア:

[(1, 72734080), (2, 36367040), (4, 18183520), (5, 14546816), (8, 9091760), (10, 7273408), (16, 4545880), (20, 3636704), (32, 2272940), (40, 1818352), (64, 1136470), (80, 909176), (128, 568235), (160, 454588), (320, 227294), (640, 113647)]