71290945

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{4013}}^1$

素因数の和:4065

約数の個数: 32

約数和(自身を含む): 104042880

約数和(自身を除く): 32751935

約数列:

[1, 5, 11, 17, 19, 55, 85, 95, 187, 209, 323, 935, 1045, 1615, 3553, 4013, 17765, 20065, 44143, 68221, 76247, 220715, 341105, 381235, 750431, 838717, 1296199, 3752155, 4193585, 6480995, 14258189, 71290945]

約数ペア:

[(1, 71290945), (5, 14258189), (11, 6480995), (17, 4193585), (19, 3752155), (55, 1296199), (85, 838717), (95, 750431), (187, 381235), (209, 341105), (323, 220715), (935, 76247), (1045, 68221), (1615, 44143), (3553, 20065), (4013, 17765)]