66363160

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{21001}}^1$

素因数の和:21091

約数の個数: 32

約数和(自身を含む): 151214400

約数和(自身を除く): 84851240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 21001, 42002, 84004, 105005, 168008, 210010, 420020, 840040, 1659079, 3318158, 6636316, 8295395, 13272632, 16590790, 33181580, 66363160]

約数ペア:

[(1, 66363160), (2, 33181580), (4, 16590790), (5, 13272632), (8, 8295395), (10, 6636316), (20, 3318158), (40, 1659079), (79, 840040), (158, 420020), (316, 210010), (395, 168008), (632, 105005), (790, 84004), (1580, 42002), (3160, 21001)]