78860808

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^2\times {\mathrm{6481}}^1$

素因数の和:6519

約数の個数: 72

約数和(自身を含む): 231310170

約数和(自身を除く): 152449362

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 169, 234, 312, 338, 468, 507, 676, 936, 1014, 1352, 1521, 2028, 3042, 4056, 6084, 6481, 12168, 12962, 19443, 25924, 38886, 51848, 58329, 77772, 84253, 116658, 155544, 168506, 233316, 252759, 337012, 466632, 505518, 674024, 758277, 1011036, 1095289, 1516554, 2022072, 2190578, 3033108, 3285867, 4381156, 6066216, 6571734, 8762312, 9857601, 13143468, 19715202, 26286936, 39430404, 78860808]

約数ペア:

[(1, 78860808), (2, 39430404), (3, 26286936), (4, 19715202), (6, 13143468), (8, 9857601), (9, 8762312), (12, 6571734), (13, 6066216), (18, 4381156), (24, 3285867), (26, 3033108), (36, 2190578), (39, 2022072), (52, 1516554), (72, 1095289), (78, 1011036), (104, 758277), (117, 674024), (156, 505518), (169, 466632), (234, 337012), (312, 252759), (338, 233316), (468, 168506), (507, 155544), (676, 116658), (936, 84253), (1014, 77772), (1352, 58329), (1521, 51848), (2028, 38886), (3042, 25924), (4056, 19443), (6084, 12962), (6481, 12168)]