64318705

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1009}}^1$

素因数の和:1105

約数の個数: 32

約数和(自身を含む): 90172800

約数和(自身を除く): 25854095

約数列:

[1, 5, 11, 19, 55, 61, 95, 209, 305, 671, 1009, 1045, 1159, 3355, 5045, 5795, 11099, 12749, 19171, 55495, 61549, 63745, 95855, 210881, 307745, 677039, 1054405, 1169431, 3385195, 5847155, 12863741, 64318705]

約数ペア:

[(1, 64318705), (5, 12863741), (11, 5847155), (19, 3385195), (55, 1169431), (61, 1054405), (95, 677039), (209, 307745), (305, 210881), (671, 95855), (1009, 63745), (1045, 61549), (1159, 55495), (3355, 19171), (5045, 12749), (5795, 11099)]