66477820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{8501}}^1$

素因数の和:8550

約数の個数: 48

約数和(自身を含む): 154260288

約数和(自身を除く): 87782468

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 85, 92, 115, 170, 230, 340, 391, 460, 782, 1564, 1955, 3910, 7820, 8501, 17002, 34004, 42505, 85010, 144517, 170020, 195523, 289034, 391046, 578068, 722585, 782092, 977615, 1445170, 1955230, 2890340, 3323891, 3910460, 6647782, 13295564, 16619455, 33238910, 66477820]

約数ペア:

[(1, 66477820), (2, 33238910), (4, 16619455), (5, 13295564), (10, 6647782), (17, 3910460), (20, 3323891), (23, 2890340), (34, 1955230), (46, 1445170), (68, 977615), (85, 782092), (92, 722585), (115, 578068), (170, 391046), (230, 289034), (340, 195523), (391, 170020), (460, 144517), (782, 85010), (1564, 42505), (1955, 34004), (3910, 17002), (7820, 8501)]