201998047490

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{5981}}^1\times {\mathrm{42751}}^1$

素因数の和:48818

約数の個数: 32

約数和(自身を含む): 368269148160

約数和(自身を除く): 166271100670

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 5981, 11962, 29905, 42751, 59810, 85502, 213755, 427510, 472499, 944998, 2362495, 3377329, 4724990, 6754658, 16886645, 33773290, 255693731, 511387462, 1278468655, 2556937310, 20199804749, 40399609498, 100999023745, 201998047490]

約数ペア:

[(1, 201998047490), (2, 100999023745), (5, 40399609498), (10, 20199804749), (79, 2556937310), (158, 1278468655), (395, 511387462), (790, 255693731), (5981, 33773290), (11962, 16886645), (29905, 6754658), (42751, 4724990), (59810, 3377329), (85502, 2362495), (213755, 944998), (427510, 472499)]