25213680

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{1297}}^1$

素因数の和:1325

約数の個数: 120

約数和(自身を含む): 87879792

約数和(自身を除く): 62666112

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 720, 810, 972, 1080, 1215, 1296, 1297, 1620, 1944, 2160, 2430, 2594, 3240, 3888, 3891, 4860, 5188, 6480, 6485, 7782, 9720, 10376, 11673, 12970, 15564, 19440, 19455, 20752, 23346, 25940, 31128, 35019, 38910, 46692, 51880, 58365, 62256, 70038, 77820, 93384, 103760, 105057, 116730, 140076, 155640, 175095, 186768, 210114, 233460, 280152, 311280, 315171, 350190, 420228, 466920, 525285, 560304, 630342, 700380, 840456, 933840, 1050570, 1260684, 1400760, 1575855, 1680912, 2101140, 2521368, 2801520, 3151710, 4202280, 5042736, 6303420, 8404560, 12606840, 25213680]

約数ペア:

[(1, 25213680), (2, 12606840), (3, 8404560), (4, 6303420), (5, 5042736), (6, 4202280), (8, 3151710), (9, 2801520), (10, 2521368), (12, 2101140), (15, 1680912), (16, 1575855), (18, 1400760), (20, 1260684), (24, 1050570), (27, 933840), (30, 840456), (36, 700380), (40, 630342), (45, 560304), (48, 525285), (54, 466920), (60, 420228), (72, 350190), (80, 315171), (81, 311280), (90, 280152), (108, 233460), (120, 210114), (135, 186768), (144, 175095), (162, 155640), (180, 140076), (216, 116730), (240, 105057), (243, 103760), (270, 93384), (324, 77820), (360, 70038), (405, 62256), (432, 58365), (486, 51880), (540, 46692), (648, 38910), (720, 35019), (810, 31128), (972, 25940), (1080, 23346), (1215, 20752), (1296, 19455), (1297, 19440), (1620, 15564), (1944, 12970), (2160, 11673), (2430, 10376), (2594, 9720), (3240, 7782), (3888, 6485), (3891, 6480), (4860, 5188)]