90420848

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{42491}}^1$

素因数の和:42525

約数の個数: 40

約数和(自身を含む): 210760320

約数和(自身を除く): 120339472

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 42491, 84982, 169964, 297437, 339928, 594874, 679856, 807329, 1189748, 1614658, 2379496, 3229316, 4758992, 5651303, 6458632, 11302606, 12917264, 22605212, 45210424, 90420848]

約数ペア:

[(1, 90420848), (2, 45210424), (4, 22605212), (7, 12917264), (8, 11302606), (14, 6458632), (16, 5651303), (19, 4758992), (28, 3229316), (38, 2379496), (56, 1614658), (76, 1189748), (112, 807329), (133, 679856), (152, 594874), (266, 339928), (304, 297437), (532, 169964), (1064, 84982), (2128, 42491)]