79915966

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{163}}^1\times {\mathrm{173}}^1$

素因数の和:460

約数の個数: 32

約数和(自身を含む): 131836320

約数和(自身を除く): 51920354

約数列:

[1, 2, 13, 26, 109, 163, 173, 218, 326, 346, 1417, 2119, 2249, 2834, 4238, 4498, 17767, 18857, 28199, 35534, 37714, 56398, 230971, 245141, 366587, 461942, 490282, 733174, 3073691, 6147382, 39957983, 79915966]

約数ペア:

[(1, 79915966), (2, 39957983), (13, 6147382), (26, 3073691), (109, 733174), (163, 490282), (173, 461942), (218, 366587), (326, 245141), (346, 230971), (1417, 56398), (2119, 37714), (2249, 35534), (2834, 28199), (4238, 18857), (4498, 17767)]