158371300

素因数分解:

$2^2\times 5^2\times {\mathrm{79}}^1\times {\mathrm{20047}}^1$

素因数の和:20140

約数の個数: 36

約数和(自身を含む): 348033280

約数和(自身を除く): 189661980

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 79, 100, 158, 316, 395, 790, 1580, 1975, 3950, 7900, 20047, 40094, 80188, 100235, 200470, 400940, 501175, 1002350, 1583713, 2004700, 3167426, 6334852, 7918565, 15837130, 31674260, 39592825, 79185650, 158371300]

約数ペア:

[(1, 158371300), (2, 79185650), (4, 39592825), (5, 31674260), (10, 15837130), (20, 7918565), (25, 6334852), (50, 3167426), (79, 2004700), (100, 1583713), (158, 1002350), (316, 501175), (395, 400940), (790, 200470), (1580, 100235), (1975, 80188), (3950, 40094), (7900, 20047)]