81524510

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1\times {\mathrm{1427}}^1$

素因数の和:1660

約数の個数: 32

約数和(自身を含む): 152681760

約数和(自身を除く): 71157250

約数列:

[1, 2, 5, 10, 29, 58, 145, 197, 290, 394, 985, 1427, 1970, 2854, 5713, 7135, 11426, 14270, 28565, 41383, 57130, 82766, 206915, 281119, 413830, 562238, 1405595, 2811190, 8152451, 16304902, 40762255, 81524510]

約数ペア:

[(1, 81524510), (2, 40762255), (5, 16304902), (10, 8152451), (29, 2811190), (58, 1405595), (145, 562238), (197, 413830), (290, 281119), (394, 206915), (985, 82766), (1427, 57130), (1970, 41383), (2854, 28565), (5713, 14270), (7135, 11426)]