129588320

素因数分解:

$2^5\times 5^1\times {\mathrm{419}}^1\times {\mathrm{1933}}^1$

素因数の和:2367

約数の個数: 48

約数和(自身を含む): 307041840

約数和(自身を除く): 177453520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 419, 838, 1676, 1933, 2095, 3352, 3866, 4190, 6704, 7732, 8380, 9665, 13408, 15464, 16760, 19330, 30928, 33520, 38660, 61856, 67040, 77320, 154640, 309280, 809927, 1619854, 3239708, 4049635, 6479416, 8099270, 12958832, 16198540, 25917664, 32397080, 64794160, 129588320]

約数ペア:

[(1, 129588320), (2, 64794160), (4, 32397080), (5, 25917664), (8, 16198540), (10, 12958832), (16, 8099270), (20, 6479416), (32, 4049635), (40, 3239708), (80, 1619854), (160, 809927), (419, 309280), (838, 154640), (1676, 77320), (1933, 67040), (2095, 61856), (3352, 38660), (3866, 33520), (4190, 30928), (6704, 19330), (7732, 16760), (8380, 15464), (9665, 13408)]