80645830

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{241}}^1\times {\mathrm{307}}^1$

素因数の和:664

約数の個数: 32

約数和(自身を含む): 147581280

約数和(自身を除く): 66935450

約数列:

[1, 2, 5, 10, 109, 218, 241, 307, 482, 545, 614, 1090, 1205, 1535, 2410, 3070, 26269, 33463, 52538, 66926, 73987, 131345, 147974, 167315, 262690, 334630, 369935, 739870, 8064583, 16129166, 40322915, 80645830]

約数ペア:

[(1, 80645830), (2, 40322915), (5, 16129166), (10, 8064583), (109, 739870), (218, 369935), (241, 334630), (307, 262690), (482, 167315), (545, 147974), (614, 131345), (1090, 73987), (1205, 66926), (1535, 52538), (2410, 33463), (3070, 26269)]