199989764

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{547}}^1$

素因数の和:732

約数の個数: 48

約数和(自身を含む): 386668800

約数和(自身を除く): 186679036

約数列:

[1, 2, 4, 13, 26, 52, 79, 89, 158, 178, 316, 356, 547, 1027, 1094, 1157, 2054, 2188, 2314, 4108, 4628, 7031, 7111, 14062, 14222, 28124, 28444, 43213, 48683, 86426, 91403, 97366, 172852, 182806, 194732, 365612, 561769, 632879, 1123538, 1265758, 2247076, 2531516, 3845957, 7691914, 15383828, 49997441, 99994882, 199989764]

約数ペア:

[(1, 199989764), (2, 99994882), (4, 49997441), (13, 15383828), (26, 7691914), (52, 3845957), (79, 2531516), (89, 2247076), (158, 1265758), (178, 1123538), (316, 632879), (356, 561769), (547, 365612), (1027, 194732), (1094, 182806), (1157, 172852), (2054, 97366), (2188, 91403), (2314, 86426), (4108, 48683), (4628, 43213), (7031, 28444), (7111, 28124), (14062, 14222)]