90137782

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{1783}}^1$

素因数の和:1972

約数の個数: 32

約数和(自身を含む): 162358272

約数和(自身を除く): 72220490

約数列:

[1, 2, 7, 14, 23, 46, 157, 161, 314, 322, 1099, 1783, 2198, 3566, 3611, 7222, 12481, 24962, 25277, 41009, 50554, 82018, 279931, 287063, 559862, 574126, 1959517, 3919034, 6438413, 12876826, 45068891, 90137782]

約数ペア:

[(1, 90137782), (2, 45068891), (7, 12876826), (14, 6438413), (23, 3919034), (46, 1959517), (157, 574126), (161, 559862), (314, 287063), (322, 279931), (1099, 82018), (1783, 50554), (2198, 41009), (3566, 25277), (3611, 24962), (7222, 12481)]