80230865

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{101}}^2$

素因数の和:242

約数の個数: 36

約数和(自身を含む): 115105116

約数和(自身を除く): 34874251

約数列:

[1, 5, 11, 13, 55, 65, 101, 121, 143, 505, 605, 715, 1111, 1313, 1573, 5555, 6565, 7865, 10201, 12221, 14443, 51005, 61105, 72215, 112211, 132613, 158873, 561055, 663065, 794365, 1234321, 1458743, 6171605, 7293715, 16046173, 80230865]

約数ペア:

[(1, 80230865), (5, 16046173), (11, 7293715), (13, 6171605), (55, 1458743), (65, 1234321), (101, 794365), (121, 663065), (143, 561055), (505, 158873), (605, 132613), (715, 112211), (1111, 72215), (1313, 61105), (1573, 51005), (5555, 14443), (6565, 12221), (7865, 10201)]