20053770035

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{311951}}^1$

素因数の和:312035

約数の個数: 32

約数和(自身を含む): 27671390208

約数和(自身を除く): 7617620173

約数列:

[1, 5, 13, 23, 43, 65, 115, 215, 299, 559, 989, 1495, 2795, 4945, 12857, 64285, 311951, 1559755, 4055363, 7174873, 13413893, 20276815, 35874365, 67069465, 93273349, 174380609, 308519539, 466366745, 871903045, 1542597695, 4010754007, 20053770035]

約数ペア:

[(1, 20053770035), (5, 4010754007), (13, 1542597695), (23, 871903045), (43, 466366745), (65, 308519539), (115, 174380609), (215, 93273349), (299, 67069465), (559, 35874365), (989, 20276815), (1495, 13413893), (2795, 7174873), (4945, 4055363), (12857, 1559755), (64285, 311951)]