64714720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{57781}}^1$

素因数の和:57803

約数の個数: 48

約数和(自身を含む): 174732768

約数和(自身を除く): 110018048

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 57781, 115562, 231124, 288905, 404467, 462248, 577810, 808934, 924496, 1155620, 1617868, 1848992, 2022335, 2311240, 3235736, 4044670, 4622480, 6471472, 8089340, 9244960, 12942944, 16178680, 32357360, 64714720]

約数ペア:

[(1, 64714720), (2, 32357360), (4, 16178680), (5, 12942944), (7, 9244960), (8, 8089340), (10, 6471472), (14, 4622480), (16, 4044670), (20, 3235736), (28, 2311240), (32, 2022335), (35, 1848992), (40, 1617868), (56, 1155620), (70, 924496), (80, 808934), (112, 577810), (140, 462248), (160, 404467), (224, 288905), (280, 231124), (560, 115562), (1120, 57781)]