25116720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{229}}^1\times {\mathrm{457}}^1$

素因数の和:702

約数の個数: 80

約数和(自身を含む): 78372960

約数和(自身を除く): 53256240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 229, 240, 457, 458, 687, 914, 916, 1145, 1371, 1374, 1828, 1832, 2285, 2290, 2742, 2748, 3435, 3656, 3664, 4570, 4580, 5484, 5496, 6855, 6870, 7312, 9140, 9160, 10968, 10992, 13710, 13740, 18280, 18320, 21936, 27420, 27480, 36560, 54840, 54960, 104653, 109680, 209306, 313959, 418612, 523265, 627918, 837224, 1046530, 1255836, 1569795, 1674448, 2093060, 2511672, 3139590, 4186120, 5023344, 6279180, 8372240, 12558360, 25116720]

約数ペア:

[(1, 25116720), (2, 12558360), (3, 8372240), (4, 6279180), (5, 5023344), (6, 4186120), (8, 3139590), (10, 2511672), (12, 2093060), (15, 1674448), (16, 1569795), (20, 1255836), (24, 1046530), (30, 837224), (40, 627918), (48, 523265), (60, 418612), (80, 313959), (120, 209306), (229, 109680), (240, 104653), (457, 54960), (458, 54840), (687, 36560), (914, 27480), (916, 27420), (1145, 21936), (1371, 18320), (1374, 18280), (1828, 13740), (1832, 13710), (2285, 10992), (2290, 10968), (2742, 9160), (2748, 9140), (3435, 7312), (3656, 6870), (3664, 6855), (4570, 5496), (4580, 5484)]