149857460

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{1439}}^1$

素因数の和:1616

約数の個数: 48

約数和(自身を含む): 325140480

約数和(自身を除く): 175283020

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 127, 164, 205, 254, 410, 508, 635, 820, 1270, 1439, 2540, 2878, 5207, 5756, 7195, 10414, 14390, 20828, 26035, 28780, 52070, 58999, 104140, 117998, 182753, 235996, 294995, 365506, 589990, 731012, 913765, 1179980, 1827530, 3655060, 7492873, 14985746, 29971492, 37464365, 74928730, 149857460]

約数ペア:

[(1, 149857460), (2, 74928730), (4, 37464365), (5, 29971492), (10, 14985746), (20, 7492873), (41, 3655060), (82, 1827530), (127, 1179980), (164, 913765), (205, 731012), (254, 589990), (410, 365506), (508, 294995), (635, 235996), (820, 182753), (1270, 117998), (1439, 104140), (2540, 58999), (2878, 52070), (5207, 28780), (5756, 26035), (7195, 20828), (10414, 14390)]