28480610

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1$

素因数の和:215

約数の個数: 64

約数和(自身を含む): 57736800

約数和(自身を除く): 29256190

約数列:

[1, 2, 5, 10, 17, 29, 34, 53, 58, 85, 106, 109, 145, 170, 218, 265, 290, 493, 530, 545, 901, 986, 1090, 1537, 1802, 1853, 2465, 3074, 3161, 3706, 4505, 4930, 5777, 6322, 7685, 9010, 9265, 11554, 15370, 15805, 18530, 26129, 28885, 31610, 52258, 53737, 57770, 98209, 107474, 130645, 167533, 196418, 261290, 268685, 335066, 491045, 537370, 837665, 982090, 1675330, 2848061, 5696122, 14240305, 28480610]

約数ペア:

[(1, 28480610), (2, 14240305), (5, 5696122), (10, 2848061), (17, 1675330), (29, 982090), (34, 837665), (53, 537370), (58, 491045), (85, 335066), (106, 268685), (109, 261290), (145, 196418), (170, 167533), (218, 130645), (265, 107474), (290, 98209), (493, 57770), (530, 53737), (545, 52258), (901, 31610), (986, 28885), (1090, 26129), (1537, 18530), (1802, 15805), (1853, 15370), (2465, 11554), (3074, 9265), (3161, 9010), (3706, 7685), (4505, 6322), (4930, 5777)]