65491740

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{40427}}^1$

素因数の和:40448

約数の個数: 60

約数和(自身を含む): 205455096

約数和(自身を除く): 139963356

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 40427, 80854, 121281, 161708, 202135, 242562, 363843, 404270, 485124, 606405, 727686, 808540, 1091529, 1212810, 1455372, 1819215, 2183058, 2425620, 3274587, 3638430, 4366116, 5457645, 6549174, 7276860, 10915290, 13098348, 16372935, 21830580, 32745870, 65491740]

約数ペア:

[(1, 65491740), (2, 32745870), (3, 21830580), (4, 16372935), (5, 13098348), (6, 10915290), (9, 7276860), (10, 6549174), (12, 5457645), (15, 4366116), (18, 3638430), (20, 3274587), (27, 2425620), (30, 2183058), (36, 1819215), (45, 1455372), (54, 1212810), (60, 1091529), (81, 808540), (90, 727686), (108, 606405), (135, 485124), (162, 404270), (180, 363843), (270, 242562), (324, 202135), (405, 161708), (540, 121281), (810, 80854), (1620, 40427)]