25200120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1123}}^1$

素因数の和:1165

約数の個数: 128

約数和(自身を含む): 87402240

約数和(自身を除く): 62202120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 17, 20, 22, 24, 30, 33, 34, 40, 44, 51, 55, 60, 66, 68, 85, 88, 102, 110, 120, 132, 136, 165, 170, 187, 204, 220, 255, 264, 330, 340, 374, 408, 440, 510, 561, 660, 680, 748, 935, 1020, 1122, 1123, 1320, 1496, 1870, 2040, 2244, 2246, 2805, 3369, 3740, 4488, 4492, 5610, 5615, 6738, 7480, 8984, 11220, 11230, 12353, 13476, 16845, 19091, 22440, 22460, 24706, 26952, 33690, 37059, 38182, 44920, 49412, 57273, 61765, 67380, 74118, 76364, 95455, 98824, 114546, 123530, 134760, 148236, 152728, 185295, 190910, 210001, 229092, 247060, 286365, 296472, 370590, 381820, 420002, 458184, 494120, 572730, 630003, 741180, 763640, 840004, 1050005, 1145460, 1260006, 1482360, 1680008, 2100010, 2290920, 2520012, 3150015, 4200020, 5040024, 6300030, 8400040, 12600060, 25200120]

約数ペア:

[(1, 25200120), (2, 12600060), (3, 8400040), (4, 6300030), (5, 5040024), (6, 4200020), (8, 3150015), (10, 2520012), (11, 2290920), (12, 2100010), (15, 1680008), (17, 1482360), (20, 1260006), (22, 1145460), (24, 1050005), (30, 840004), (33, 763640), (34, 741180), (40, 630003), (44, 572730), (51, 494120), (55, 458184), (60, 420002), (66, 381820), (68, 370590), (85, 296472), (88, 286365), (102, 247060), (110, 229092), (120, 210001), (132, 190910), (136, 185295), (165, 152728), (170, 148236), (187, 134760), (204, 123530), (220, 114546), (255, 98824), (264, 95455), (330, 76364), (340, 74118), (374, 67380), (408, 61765), (440, 57273), (510, 49412), (561, 44920), (660, 38182), (680, 37059), (748, 33690), (935, 26952), (1020, 24706), (1122, 22460), (1123, 22440), (1320, 19091), (1496, 16845), (1870, 13476), (2040, 12353), (2244, 11230), (2246, 11220), (2805, 8984), (3369, 7480), (3740, 6738), (4488, 5615), (4492, 5610)]