68216895

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{619}}^1$

素因数の和:740

約数の個数: 48

約数和(自身を含む): 123801600

約数和(自身を除く): 55584705

約数列:

[1, 3, 5, 9, 15, 31, 45, 79, 93, 155, 237, 279, 395, 465, 619, 711, 1185, 1395, 1857, 2449, 3095, 3555, 5571, 7347, 9285, 12245, 19189, 22041, 27855, 36735, 48901, 57567, 95945, 110205, 146703, 172701, 244505, 287835, 440109, 733515, 863505, 1515931, 2200545, 4547793, 7579655, 13643379, 22738965, 68216895]

約数ペア:

[(1, 68216895), (3, 22738965), (5, 13643379), (9, 7579655), (15, 4547793), (31, 2200545), (45, 1515931), (79, 863505), (93, 733515), (155, 440109), (237, 287835), (279, 244505), (395, 172701), (465, 146703), (619, 110205), (711, 95945), (1185, 57567), (1395, 48901), (1857, 36735), (2449, 27855), (3095, 22041), (3555, 19189), (5571, 12245), (7347, 9285)]