71289440

素因数分解:

$2^5\times 5^1\times {\mathrm{113}}^1\times {\mathrm{3943}}^1$

素因数の和:4071

約数の個数: 48

約数和(自身を含む): 169954848

約数和(自身を除く): 98665408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 113, 160, 226, 452, 565, 904, 1130, 1808, 2260, 3616, 3943, 4520, 7886, 9040, 15772, 18080, 19715, 31544, 39430, 63088, 78860, 126176, 157720, 315440, 445559, 630880, 891118, 1782236, 2227795, 3564472, 4455590, 7128944, 8911180, 14257888, 17822360, 35644720, 71289440]

約数ペア:

[(1, 71289440), (2, 35644720), (4, 17822360), (5, 14257888), (8, 8911180), (10, 7128944), (16, 4455590), (20, 3564472), (32, 2227795), (40, 1782236), (80, 891118), (113, 630880), (160, 445559), (226, 315440), (452, 157720), (565, 126176), (904, 78860), (1130, 63088), (1808, 39430), (2260, 31544), (3616, 19715), (3943, 18080), (4520, 15772), (7886, 9040)]