72901760

素因数分解:

$2^7\times 5^1\times {\mathrm{113909}}^1$

素因数の和:113928

約数の個数: 32

約数和(自身を含む): 174282300

約数和(自身を除く): 101380540

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 113909, 227818, 455636, 569545, 911272, 1139090, 1822544, 2278180, 3645088, 4556360, 7290176, 9112720, 14580352, 18225440, 36450880, 72901760]

約数ペア:

[(1, 72901760), (2, 36450880), (4, 18225440), (5, 14580352), (8, 9112720), (10, 7290176), (16, 4556360), (20, 3645088), (32, 2278180), (40, 1822544), (64, 1139090), (80, 911272), (128, 569545), (160, 455636), (320, 227818), (640, 113909)]