71608040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{255743}}^1$

素因数の和:255761

約数の個数: 32

約数和(自身を含む): 184135680

約数和(自身を除く): 112527640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 255743, 511486, 1022972, 1278715, 1790201, 2045944, 2557430, 3580402, 5114860, 7160804, 8951005, 10229720, 14321608, 17902010, 35804020, 71608040]

約数ペア:

[(1, 71608040), (2, 35804020), (4, 17902010), (5, 14321608), (7, 10229720), (8, 8951005), (10, 7160804), (14, 5114860), (20, 3580402), (28, 2557430), (35, 2045944), (40, 1790201), (56, 1278715), (70, 1022972), (140, 511486), (280, 255743)]