25921620

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{16001}}^1$

素因数の和:16022

約数の個数: 60

約数和(自身を含む): 81322164

約数和(自身を除く): 55400544

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, 16001, 32002, 48003, 64004, 80005, 96006, 144009, 160010, 192012, 240015, 288018, 320020, 432027, 480030, 576036, 720045, 864054, 960060, 1296081, 1440090, 1728108, 2160135, 2592162, 2880180, 4320270, 5184324, 6480405, 8640540, 12960810, 25921620]

約数ペア:

[(1, 25921620), (2, 12960810), (3, 8640540), (4, 6480405), (5, 5184324), (6, 4320270), (9, 2880180), (10, 2592162), (12, 2160135), (15, 1728108), (18, 1440090), (20, 1296081), (27, 960060), (30, 864054), (36, 720045), (45, 576036), (54, 480030), (60, 432027), (81, 320020), (90, 288018), (108, 240015), (135, 192012), (162, 160010), (180, 144009), (270, 96006), (324, 80005), (405, 64004), (540, 48003), (810, 32002), (1620, 16001)]