90975235

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1$

素因数の和:236

約数の個数: 48

約数和(自身を含む): 128176128

約数和(自身を除く): 37200893

約数列:

[1, 5, 13, 23, 31, 65, 115, 151, 155, 169, 299, 403, 713, 755, 845, 1495, 1963, 2015, 3473, 3565, 3887, 4681, 5239, 9269, 9815, 17365, 19435, 23405, 25519, 26195, 45149, 46345, 60853, 107663, 120497, 127595, 225745, 304265, 538315, 586937, 602485, 791089, 1399619, 2934685, 3955445, 6998095, 18195047, 90975235]

約数ペア:

[(1, 90975235), (5, 18195047), (13, 6998095), (23, 3955445), (31, 2934685), (65, 1399619), (115, 791089), (151, 602485), (155, 586937), (169, 538315), (299, 304265), (403, 225745), (713, 127595), (755, 120497), (845, 107663), (1495, 60853), (1963, 46345), (2015, 45149), (3473, 26195), (3565, 25519), (3887, 23405), (4681, 19435), (5239, 17365), (9269, 9815)]