64750615

素因数分解:

$5^1\times {\mathrm{89}}^1\times {\mathrm{227}}^1\times {\mathrm{641}}^1$

素因数の和:962

約数の個数: 16

約数和(自身を含む): 79043040

約数和(自身を除く): 14292425

約数列:

[1, 5, 89, 227, 445, 641, 1135, 3205, 20203, 57049, 101015, 145507, 285245, 727535, 12950123, 64750615]

約数ペア:

[(1, 64750615), (5, 12950123), (89, 727535), (227, 285245), (445, 145507), (641, 101015), (1135, 57049), (3205, 20203)]