87731660

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{269}}^1\times {\mathrm{709}}^1$

素因数の和:1010

約数の個数: 48

約数和(自身を含む): 193233600

約数和(自身を除く): 105501940

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 269, 460, 538, 709, 1076, 1345, 1418, 2690, 2836, 3545, 5380, 6187, 7090, 12374, 14180, 16307, 24748, 30935, 32614, 61870, 65228, 81535, 123740, 163070, 190721, 326140, 381442, 762884, 953605, 1907210, 3814420, 4386583, 8773166, 17546332, 21932915, 43865830, 87731660]

約数ペア:

[(1, 87731660), (2, 43865830), (4, 21932915), (5, 17546332), (10, 8773166), (20, 4386583), (23, 3814420), (46, 1907210), (92, 953605), (115, 762884), (230, 381442), (269, 326140), (460, 190721), (538, 163070), (709, 123740), (1076, 81535), (1345, 65228), (1418, 61870), (2690, 32614), (2836, 30935), (3545, 24748), (5380, 16307), (6187, 14180), (7090, 12374)]