25231320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{643}}^1$

素因数の和:769

約数の個数: 96

約数和(自身を含む): 82882800

約数和(自身を除く): 57651480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 109, 120, 180, 218, 327, 360, 436, 545, 643, 654, 872, 981, 1090, 1286, 1308, 1635, 1929, 1962, 2180, 2572, 2616, 3215, 3270, 3858, 3924, 4360, 4905, 5144, 5787, 6430, 6540, 7716, 7848, 9645, 9810, 11574, 12860, 13080, 15432, 19290, 19620, 23148, 25720, 28935, 38580, 39240, 46296, 57870, 70087, 77160, 115740, 140174, 210261, 231480, 280348, 350435, 420522, 560696, 630783, 700870, 841044, 1051305, 1261566, 1401740, 1682088, 2102610, 2523132, 2803480, 3153915, 4205220, 5046264, 6307830, 8410440, 12615660, 25231320]

約数ペア:

[(1, 25231320), (2, 12615660), (3, 8410440), (4, 6307830), (5, 5046264), (6, 4205220), (8, 3153915), (9, 2803480), (10, 2523132), (12, 2102610), (15, 1682088), (18, 1401740), (20, 1261566), (24, 1051305), (30, 841044), (36, 700870), (40, 630783), (45, 560696), (60, 420522), (72, 350435), (90, 280348), (109, 231480), (120, 210261), (180, 140174), (218, 115740), (327, 77160), (360, 70087), (436, 57870), (545, 46296), (643, 39240), (654, 38580), (872, 28935), (981, 25720), (1090, 23148), (1286, 19620), (1308, 19290), (1635, 15432), (1929, 13080), (1962, 12860), (2180, 11574), (2572, 9810), (2616, 9645), (3215, 7848), (3270, 7716), (3858, 6540), (3924, 6430), (4360, 5787), (4905, 5144)]