124208540

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1\times {\mathrm{619}}^1$

素因数の和:834

約数の個数: 48

約数和(自身を含む): 266649600

約数和(自身を除く): 142441060

約数列:

[1, 2, 4, 5, 10, 20, 79, 127, 158, 254, 316, 395, 508, 619, 635, 790, 1238, 1270, 1580, 2476, 2540, 3095, 6190, 10033, 12380, 20066, 40132, 48901, 50165, 78613, 97802, 100330, 157226, 195604, 200660, 244505, 314452, 393065, 489010, 786130, 978020, 1572260, 6210427, 12420854, 24841708, 31052135, 62104270, 124208540]

約数ペア:

[(1, 124208540), (2, 62104270), (4, 31052135), (5, 24841708), (10, 12420854), (20, 6210427), (79, 1572260), (127, 978020), (158, 786130), (254, 489010), (316, 393065), (395, 314452), (508, 244505), (619, 200660), (635, 195604), (790, 157226), (1238, 100330), (1270, 97802), (1580, 78613), (2476, 50165), (2540, 48901), (3095, 40132), (6190, 20066), (10033, 12380)]