81337770

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{100417}}^1$

素因数の和:100436

約数の個数: 40

約数和(自身を含む): 218710404

約数和(自身を除く): 137372634

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 100417, 200834, 301251, 502085, 602502, 903753, 1004170, 1506255, 1807506, 2711259, 3012510, 4518765, 5422518, 8133777, 9037530, 13556295, 16267554, 27112590, 40668885, 81337770]

約数ペア:

[(1, 81337770), (2, 40668885), (3, 27112590), (5, 16267554), (6, 13556295), (9, 9037530), (10, 8133777), (15, 5422518), (18, 4518765), (27, 3012510), (30, 2711259), (45, 1807506), (54, 1506255), (81, 1004170), (90, 903753), (135, 602502), (162, 502085), (270, 301251), (405, 200834), (810, 100417)]