20177275495

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{56843}}^1$

素因数の和:57031

約数の個数: 32

約数和(自身を含む): 26892214272

約数和(自身を除く): 6714938777

約数列:

[1, 5, 13, 43, 65, 127, 215, 559, 635, 1651, 2795, 5461, 8255, 27305, 56843, 70993, 284215, 354965, 738959, 2444249, 3694795, 7219061, 12221245, 31775237, 36095305, 93847793, 158876185, 310419623, 469238965, 1552098115, 4035455099, 20177275495]

約数ペア:

[(1, 20177275495), (5, 4035455099), (13, 1552098115), (43, 469238965), (65, 310419623), (127, 158876185), (215, 93847793), (559, 36095305), (635, 31775237), (1651, 12221245), (2795, 7219061), (5461, 3694795), (8255, 2444249), (27305, 738959), (56843, 354965), (70993, 284215)]