199397360

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{37201}}^1$

素因数の和:37281

約数の個数: 40

約数和(自身を含む): 470530896

約数和(自身を除く): 271133536

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 2680, 5360, 37201, 74402, 148804, 186005, 297608, 372010, 595216, 744020, 1488040, 2492467, 2976080, 4984934, 9969868, 12462335, 19939736, 24924670, 39879472, 49849340, 99698680, 199397360]

約数ペア:

[(1, 199397360), (2, 99698680), (4, 49849340), (5, 39879472), (8, 24924670), (10, 19939736), (16, 12462335), (20, 9969868), (40, 4984934), (67, 2976080), (80, 2492467), (134, 1488040), (268, 744020), (335, 595216), (536, 372010), (670, 297608), (1072, 186005), (1340, 148804), (2680, 74402), (5360, 37201)]