388977170

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{547}}^1$

素因数の和:707

約数の個数: 64

約数和(自身を含む): 767024640

約数和(自身を除く): 378047470

約数列:

[1, 2, 5, 10, 17, 34, 47, 85, 89, 94, 170, 178, 235, 445, 470, 547, 799, 890, 1094, 1513, 1598, 2735, 3026, 3995, 4183, 5470, 7565, 7990, 8366, 9299, 15130, 18598, 20915, 25709, 41830, 46495, 48683, 51418, 71111, 92990, 97366, 128545, 142222, 243415, 257090, 355555, 437053, 486830, 711110, 827611, 874106, 1655222, 2185265, 2288101, 4138055, 4370530, 4576202, 8276110, 11440505, 22881010, 38897717, 77795434, 194488585, 388977170]

約数ペア:

[(1, 388977170), (2, 194488585), (5, 77795434), (10, 38897717), (17, 22881010), (34, 11440505), (47, 8276110), (85, 4576202), (89, 4370530), (94, 4138055), (170, 2288101), (178, 2185265), (235, 1655222), (445, 874106), (470, 827611), (547, 711110), (799, 486830), (890, 437053), (1094, 355555), (1513, 257090), (1598, 243415), (2735, 142222), (3026, 128545), (3995, 97366), (4183, 92990), (5470, 71111), (7565, 51418), (7990, 48683), (8366, 46495), (9299, 41830), (15130, 25709), (18598, 20915)]