25864800

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{829}}^1$

素因数の和:865

約数の個数: 144

約数和(自身を含む): 90775440

約数和(自身を除く): 64910640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 32, 39, 40, 48, 50, 52, 60, 65, 75, 78, 80, 96, 100, 104, 120, 130, 150, 156, 160, 195, 200, 208, 240, 260, 300, 312, 325, 390, 400, 416, 480, 520, 600, 624, 650, 780, 800, 829, 975, 1040, 1200, 1248, 1300, 1560, 1658, 1950, 2080, 2400, 2487, 2600, 3120, 3316, 3900, 4145, 4974, 5200, 6240, 6632, 7800, 8290, 9948, 10400, 10777, 12435, 13264, 15600, 16580, 19896, 20725, 21554, 24870, 26528, 31200, 32331, 33160, 39792, 41450, 43108, 49740, 53885, 62175, 64662, 66320, 79584, 82900, 86216, 99480, 107770, 124350, 129324, 132640, 161655, 165800, 172432, 198960, 215540, 248700, 258648, 269425, 323310, 331600, 344864, 397920, 431080, 497400, 517296, 538850, 646620, 663200, 808275, 862160, 994800, 1034592, 1077700, 1293240, 1616550, 1724320, 1989600, 2155400, 2586480, 3233100, 4310800, 5172960, 6466200, 8621600, 12932400, 25864800]

約数ペア:

[(1, 25864800), (2, 12932400), (3, 8621600), (4, 6466200), (5, 5172960), (6, 4310800), (8, 3233100), (10, 2586480), (12, 2155400), (13, 1989600), (15, 1724320), (16, 1616550), (20, 1293240), (24, 1077700), (25, 1034592), (26, 994800), (30, 862160), (32, 808275), (39, 663200), (40, 646620), (48, 538850), (50, 517296), (52, 497400), (60, 431080), (65, 397920), (75, 344864), (78, 331600), (80, 323310), (96, 269425), (100, 258648), (104, 248700), (120, 215540), (130, 198960), (150, 172432), (156, 165800), (160, 161655), (195, 132640), (200, 129324), (208, 124350), (240, 107770), (260, 99480), (300, 86216), (312, 82900), (325, 79584), (390, 66320), (400, 64662), (416, 62175), (480, 53885), (520, 49740), (600, 43108), (624, 41450), (650, 39792), (780, 33160), (800, 32331), (829, 31200), (975, 26528), (1040, 24870), (1200, 21554), (1248, 20725), (1300, 19896), (1560, 16580), (1658, 15600), (1950, 13264), (2080, 12435), (2400, 10777), (2487, 10400), (2600, 9948), (3120, 8290), (3316, 7800), (3900, 6632), (4145, 6240), (4974, 5200)]