72414080

素因数分解:

$2^7\times 5^1\times {\mathrm{113147}}^1$

素因数の和:113166

約数の個数: 32

約数和(自身を含む): 173116440

約数和(自身を除く): 100702360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 113147, 226294, 452588, 565735, 905176, 1131470, 1810352, 2262940, 3620704, 4525880, 7241408, 9051760, 14482816, 18103520, 36207040, 72414080]

約数ペア:

[(1, 72414080), (2, 36207040), (4, 18103520), (5, 14482816), (8, 9051760), (10, 7241408), (16, 4525880), (20, 3620704), (32, 2262940), (40, 1810352), (64, 1131470), (80, 905176), (128, 565735), (160, 452588), (320, 226294), (640, 113147)]