66728935

素因数分解:

$5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:153

約数の個数: 64

約数和(自身を含む): 104428800

約数和(自身を除く): 37699865

約数列:

[1, 5, 7, 13, 35, 41, 49, 65, 73, 91, 205, 245, 287, 343, 365, 455, 511, 533, 637, 949, 1435, 1715, 2009, 2555, 2665, 2993, 3185, 3577, 3731, 4459, 4745, 6643, 10045, 14063, 14965, 17885, 18655, 20951, 22295, 25039, 26117, 33215, 38909, 46501, 70315, 104755, 125195, 130585, 146657, 182819, 194545, 232505, 272363, 325507, 733285, 914095, 1026599, 1361815, 1627535, 1906541, 5132995, 9532705, 13345787, 66728935]

約数ペア:

[(1, 66728935), (5, 13345787), (7, 9532705), (13, 5132995), (35, 1906541), (41, 1627535), (49, 1361815), (65, 1026599), (73, 914095), (91, 733285), (205, 325507), (245, 272363), (287, 232505), (343, 194545), (365, 182819), (455, 146657), (511, 130585), (533, 125195), (637, 104755), (949, 70315), (1435, 46501), (1715, 38909), (2009, 33215), (2555, 26117), (2665, 25039), (2993, 22295), (3185, 20951), (3577, 18655), (3731, 17885), (4459, 14965), (4745, 14063), (6643, 10045)]