64402715

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{349}}^1$

素因数の和:551

約数の個数: 32

約数和(自身を含む): 88905600

約数和(自身を除く): 24502885

約数列:

[1, 5, 13, 17, 65, 85, 167, 221, 349, 835, 1105, 1745, 2171, 2839, 4537, 5933, 10855, 14195, 22685, 29665, 36907, 58283, 77129, 184535, 291415, 385645, 757679, 990811, 3788395, 4954055, 12880543, 64402715]

約数ペア:

[(1, 64402715), (5, 12880543), (13, 4954055), (17, 3788395), (65, 990811), (85, 757679), (167, 385645), (221, 291415), (349, 184535), (835, 77129), (1105, 58283), (1745, 36907), (2171, 29665), (2839, 22685), (4537, 14195), (5933, 10855)]