65815740

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{40627}}^1$

素因数の和:40648

約数の個数: 60

約数和(自身を含む): 206471496

約数和(自身を除く): 140655756

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, 40627, 81254, 121881, 162508, 203135, 243762, 365643, 406270, 487524, 609405, 731286, 812540, 1096929, 1218810, 1462572, 1828215, 2193858, 2437620, 3290787, 3656430, 4387716, 5484645, 6581574, 7312860, 10969290, 13163148, 16453935, 21938580, 32907870, 65815740]

約数ペア:

[(1, 65815740), (2, 32907870), (3, 21938580), (4, 16453935), (5, 13163148), (6, 10969290), (9, 7312860), (10, 6581574), (12, 5484645), (15, 4387716), (18, 3656430), (20, 3290787), (27, 2437620), (30, 2193858), (36, 1828215), (45, 1462572), (54, 1218810), (60, 1096929), (81, 812540), (90, 731286), (108, 609405), (135, 487524), (162, 406270), (180, 365643), (270, 243762), (324, 203135), (405, 162508), (540, 121881), (810, 81254), (1620, 40627)]