25853580

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{15959}}^1$

素因数の和:15980

約数の個数: 60

約数和(自身を含む): 81108720

約数和(自身を除く): 55255140

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, 15959, 31918, 47877, 63836, 79795, 95754, 143631, 159590, 191508, 239385, 287262, 319180, 430893, 478770, 574524, 718155, 861786, 957540, 1292679, 1436310, 1723572, 2154465, 2585358, 2872620, 4308930, 5170716, 6463395, 8617860, 12926790, 25853580]

約数ペア:

[(1, 25853580), (2, 12926790), (3, 8617860), (4, 6463395), (5, 5170716), (6, 4308930), (9, 2872620), (10, 2585358), (12, 2154465), (15, 1723572), (18, 1436310), (20, 1292679), (27, 957540), (30, 861786), (36, 718155), (45, 574524), (54, 478770), (60, 430893), (81, 319180), (90, 287262), (108, 239385), (135, 191508), (162, 159590), (180, 143631), (270, 95754), (324, 79795), (405, 63836), (540, 47877), (810, 31918), (1620, 15959)]