64910490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{8419}}^1$

素因数の和:8686

約数の個数: 32

約数和(自身を含む): 156409920

約数和(自身を除く): 91499430

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 257, 514, 771, 1285, 1542, 2570, 3855, 7710, 8419, 16838, 25257, 42095, 50514, 84190, 126285, 252570, 2163683, 4327366, 6491049, 10818415, 12982098, 21636830, 32455245, 64910490]

約数ペア:

[(1, 64910490), (2, 32455245), (3, 21636830), (5, 12982098), (6, 10818415), (10, 6491049), (15, 4327366), (30, 2163683), (257, 252570), (514, 126285), (771, 84190), (1285, 50514), (1542, 42095), (2570, 25257), (3855, 16838), (7710, 8419)]