25742760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{12619}}^1$

素因数の和:12650

約数の個数: 64

約数和(自身を含む): 81777600

約数和(自身を除く): 56034840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 12619, 25238, 37857, 50476, 63095, 75714, 100952, 126190, 151428, 189285, 214523, 252380, 302856, 378570, 429046, 504760, 643569, 757140, 858092, 1072615, 1287138, 1514280, 1716184, 2145230, 2574276, 3217845, 4290460, 5148552, 6435690, 8580920, 12871380, 25742760]

約数ペア:

[(1, 25742760), (2, 12871380), (3, 8580920), (4, 6435690), (5, 5148552), (6, 4290460), (8, 3217845), (10, 2574276), (12, 2145230), (15, 1716184), (17, 1514280), (20, 1287138), (24, 1072615), (30, 858092), (34, 757140), (40, 643569), (51, 504760), (60, 429046), (68, 378570), (85, 302856), (102, 252380), (120, 214523), (136, 189285), (170, 151428), (204, 126190), (255, 100952), (340, 75714), (408, 63095), (510, 50476), (680, 37857), (1020, 25238), (2040, 12619)]