64706690

素因数分解:

$2^1\times 5^1\times {\mathrm{557}}^1\times {\mathrm{11617}}^1$

素因数の和:12181

約数の個数: 16

約数和(自身を含む): 116691192

約数和(自身を除く): 51984502

約数列:

[1, 2, 5, 10, 557, 1114, 2785, 5570, 11617, 23234, 58085, 116170, 6470669, 12941338, 32353345, 64706690]

約数ペア:

[(1, 64706690), (2, 32353345), (5, 12941338), (10, 6470669), (557, 116170), (1114, 58085), (2785, 23234), (5570, 11617)]