25610580

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{15809}}^1$

素因数の和:15830

約数の個数: 60

約数和(自身を含む): 80346420

約数和(自身を除く): 54735840

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, 15809, 31618, 47427, 63236, 79045, 94854, 142281, 158090, 189708, 237135, 284562, 316180, 426843, 474270, 569124, 711405, 853686, 948540, 1280529, 1422810, 1707372, 2134215, 2561058, 2845620, 4268430, 5122116, 6402645, 8536860, 12805290, 25610580]

約数ペア:

[(1, 25610580), (2, 12805290), (3, 8536860), (4, 6402645), (5, 5122116), (6, 4268430), (9, 2845620), (10, 2561058), (12, 2134215), (15, 1707372), (18, 1422810), (20, 1280529), (27, 948540), (30, 853686), (36, 711405), (45, 569124), (54, 474270), (60, 426843), (81, 316180), (90, 284562), (108, 237135), (135, 189708), (162, 158090), (180, 142281), (270, 94854), (324, 79045), (405, 63236), (540, 47427), (810, 31618), (1620, 15809)]