77181255

素因数分解:

$3^4\times 5^1\times {\mathrm{149}}^1\times {\mathrm{1279}}^1$

素因数の和:1445

約数の個数: 40

約数和(自身を含む): 139392000

約数和(自身を除く): 62210745

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 149, 405, 447, 745, 1279, 1341, 2235, 3837, 4023, 6395, 6705, 11511, 12069, 19185, 20115, 34533, 57555, 60345, 103599, 172665, 190571, 517995, 571713, 952855, 1715139, 2858565, 5145417, 8575695, 15436251, 25727085, 77181255]

約数ペア:

[(1, 77181255), (3, 25727085), (5, 15436251), (9, 8575695), (15, 5145417), (27, 2858565), (45, 1715139), (81, 952855), (135, 571713), (149, 517995), (405, 190571), (447, 172665), (745, 103599), (1279, 60345), (1341, 57555), (2235, 34533), (3837, 20115), (4023, 19185), (6395, 12069), (6705, 11511)]