320372

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1$

素因数の和:179

約数の個数: 24

約数和(自身を含む): 619752

約数和(自身を除く): 299380

約数列:

[1, 2, 4, 13, 26, 52, 61, 101, 122, 202, 244, 404, 793, 1313, 1586, 2626, 3172, 5252, 6161, 12322, 24644, 80093, 160186, 320372]

約数ペア:

[(1, 320372), (2, 160186), (4, 80093), (13, 24644), (26, 12322), (52, 6161), (61, 5252), (101, 3172), (122, 2626), (202, 1586), (244, 1313), (404, 793)]