25284960

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{1951}}^1$

素因数の和:1978

約数の個数: 120

約数和(自身を含む): 89280576

約数和(自身を除く): 63995616

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 270, 288, 324, 360, 405, 432, 480, 540, 648, 720, 810, 864, 1080, 1296, 1440, 1620, 1951, 2160, 2592, 3240, 3902, 4320, 5853, 6480, 7804, 9755, 11706, 12960, 15608, 17559, 19510, 23412, 29265, 31216, 35118, 39020, 46824, 52677, 58530, 62432, 70236, 78040, 87795, 93648, 105354, 117060, 140472, 156080, 158031, 175590, 187296, 210708, 234120, 263385, 280944, 312160, 316062, 351180, 421416, 468240, 526770, 561888, 632124, 702360, 790155, 842832, 936480, 1053540, 1264248, 1404720, 1580310, 1685664, 2107080, 2528496, 2809440, 3160620, 4214160, 5056992, 6321240, 8428320, 12642480, 25284960]

約数ペア:

[(1, 25284960), (2, 12642480), (3, 8428320), (4, 6321240), (5, 5056992), (6, 4214160), (8, 3160620), (9, 2809440), (10, 2528496), (12, 2107080), (15, 1685664), (16, 1580310), (18, 1404720), (20, 1264248), (24, 1053540), (27, 936480), (30, 842832), (32, 790155), (36, 702360), (40, 632124), (45, 561888), (48, 526770), (54, 468240), (60, 421416), (72, 351180), (80, 316062), (81, 312160), (90, 280944), (96, 263385), (108, 234120), (120, 210708), (135, 187296), (144, 175590), (160, 158031), (162, 156080), (180, 140472), (216, 117060), (240, 105354), (270, 93648), (288, 87795), (324, 78040), (360, 70236), (405, 62432), (432, 58530), (480, 52677), (540, 46824), (648, 39020), (720, 35118), (810, 31216), (864, 29265), (1080, 23412), (1296, 19510), (1440, 17559), (1620, 15608), (1951, 12960), (2160, 11706), (2592, 9755), (3240, 7804), (3902, 6480), (4320, 5853)]