89829440

素因数分解:

$2^6\times 5^1\times {\mathrm{280717}}^1$

素因数の和:280734

約数の個数: 28

約数和(自身を含む): 213907116

約数和(自身を除く): 124077676

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 280717, 561434, 1122868, 1403585, 2245736, 2807170, 4491472, 5614340, 8982944, 11228680, 17965888, 22457360, 44914720, 89829440]

約数ペア:

[(1, 89829440), (2, 44914720), (4, 22457360), (5, 17965888), (8, 11228680), (10, 8982944), (16, 5614340), (20, 4491472), (32, 2807170), (40, 2245736), (64, 1403585), (80, 1122868), (160, 561434), (320, 280717)]