25200720

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{3889}}^1$

素因数の和:3914

約数の個数: 100

約数和(自身を含む): 87548340

約数和(自身を除く): 62347620

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, 270, 324, 360, 405, 432, 540, 648, 720, 810, 1080, 1296, 1620, 2160, 3240, 3889, 6480, 7778, 11667, 15556, 19445, 23334, 31112, 35001, 38890, 46668, 58335, 62224, 70002, 77780, 93336, 105003, 116670, 140004, 155560, 175005, 186672, 210006, 233340, 280008, 311120, 315009, 350010, 420012, 466680, 525015, 560016, 630018, 700020, 840024, 933360, 1050030, 1260036, 1400040, 1575045, 1680048, 2100060, 2520072, 2800080, 3150090, 4200120, 5040144, 6300180, 8400240, 12600360, 25200720]

約数ペア:

[(1, 25200720), (2, 12600360), (3, 8400240), (4, 6300180), (5, 5040144), (6, 4200120), (8, 3150090), (9, 2800080), (10, 2520072), (12, 2100060), (15, 1680048), (16, 1575045), (18, 1400040), (20, 1260036), (24, 1050030), (27, 933360), (30, 840024), (36, 700020), (40, 630018), (45, 560016), (48, 525015), (54, 466680), (60, 420012), (72, 350010), (80, 315009), (81, 311120), (90, 280008), (108, 233340), (120, 210006), (135, 186672), (144, 175005), (162, 155560), (180, 140004), (216, 116670), (240, 105003), (270, 93336), (324, 77780), (360, 70002), (405, 62224), (432, 58335), (540, 46668), (648, 38890), (720, 35001), (810, 31112), (1080, 23334), (1296, 19445), (1620, 15556), (2160, 11667), (3240, 7778), (3889, 6480)]