90345890

素因数分解:

$2^1\times 5^1\times {\mathrm{1193}}^1\times {\mathrm{7573}}^1$

素因数の和:8773

約数の個数: 16

約数和(自身を含む): 162780408

約数和(自身を除く): 72434518

約数列:

[1, 2, 5, 10, 1193, 2386, 5965, 7573, 11930, 15146, 37865, 75730, 9034589, 18069178, 45172945, 90345890]

約数ペア:

[(1, 90345890), (2, 45172945), (5, 18069178), (10, 9034589), (1193, 75730), (2386, 37865), (5965, 15146), (7573, 11930)]