684627095

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:256

約数の個数: 64

約数和(自身を含む): 940892160

約数和(自身を除く): 256265065

約数列:

[1, 5, 19, 31, 37, 61, 95, 103, 155, 185, 305, 515, 589, 703, 1147, 1159, 1891, 1957, 2257, 2945, 3193, 3515, 3811, 5735, 5795, 6283, 9455, 9785, 11285, 15965, 19055, 21793, 31415, 35929, 42883, 60667, 69967, 72409, 108965, 118141, 119377, 179645, 194773, 214415, 232471, 303335, 349835, 362045, 590705, 596885, 973865, 1162355, 1329373, 2244679, 3700687, 4416949, 6646865, 7206601, 11223395, 18503435, 22084745, 36033005, 136925419, 684627095]

約数ペア:

[(1, 684627095), (5, 136925419), (19, 36033005), (31, 22084745), (37, 18503435), (61, 11223395), (95, 7206601), (103, 6646865), (155, 4416949), (185, 3700687), (305, 2244679), (515, 1329373), (589, 1162355), (703, 973865), (1147, 596885), (1159, 590705), (1891, 362045), (1957, 349835), (2257, 303335), (2945, 232471), (3193, 214415), (3515, 194773), (3811, 179645), (5735, 119377), (5795, 118141), (6283, 108965), (9455, 72409), (9785, 69967), (11285, 60667), (15965, 42883), (19055, 35929), (21793, 31415)]