20121003065

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{401}}^1\times {\mathrm{2549}}^1$

素因数の和:3113

約数の個数: 32

約数和(自身を含む): 25192857600

約数和(自身を除く): 5071854535

約数列:

[1, 5, 31, 127, 155, 401, 635, 2005, 2549, 3937, 12431, 12745, 19685, 50927, 62155, 79019, 254635, 323723, 395095, 1022149, 1578737, 1618615, 5110745, 7893685, 10035413, 31686619, 50177065, 129812923, 158433095, 649064615, 4024200613, 20121003065]

約数ペア:

[(1, 20121003065), (5, 4024200613), (31, 649064615), (127, 158433095), (155, 129812923), (401, 50177065), (635, 31686619), (2005, 10035413), (2549, 7893685), (3937, 5110745), (12431, 1618615), (12745, 1578737), (19685, 1022149), (50927, 395095), (62155, 323723), (79019, 254635)]