159232880

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{613}}^1$

素因数の和:834

約数の個数: 80

約数和(自身を含む): 394689024

約数和(自身を除く): 235456144

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 191, 272, 340, 382, 613, 680, 764, 955, 1226, 1360, 1528, 1910, 2452, 3056, 3065, 3247, 3820, 4904, 6130, 6494, 7640, 9808, 10421, 12260, 12988, 15280, 16235, 20842, 24520, 25976, 32470, 41684, 49040, 51952, 52105, 64940, 83368, 104210, 117083, 129880, 166736, 208420, 234166, 259760, 416840, 468332, 585415, 833680, 936664, 1170830, 1873328, 1990411, 2341660, 3980822, 4683320, 7961644, 9366640, 9952055, 15923288, 19904110, 31846576, 39808220, 79616440, 159232880]

約数ペア:

[(1, 159232880), (2, 79616440), (4, 39808220), (5, 31846576), (8, 19904110), (10, 15923288), (16, 9952055), (17, 9366640), (20, 7961644), (34, 4683320), (40, 3980822), (68, 2341660), (80, 1990411), (85, 1873328), (136, 1170830), (170, 936664), (191, 833680), (272, 585415), (340, 468332), (382, 416840), (613, 259760), (680, 234166), (764, 208420), (955, 166736), (1226, 129880), (1360, 117083), (1528, 104210), (1910, 83368), (2452, 64940), (3056, 52105), (3065, 51952), (3247, 49040), (3820, 41684), (4904, 32470), (6130, 25976), (6494, 24520), (7640, 20842), (9808, 16235), (10421, 15280), (12260, 12988)]