677820208

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{3391}}^1$

素因数の和:3474

約数の個数: 60

約数和(自身を含む): 1461823104

約数和(自身を除く): 784002896

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 961, 1612, 1922, 3224, 3391, 3844, 6448, 6782, 7688, 12493, 13564, 15376, 24986, 27128, 44083, 49972, 54256, 88166, 99944, 105121, 176332, 199888, 210242, 352664, 420484, 705328, 840968, 1366573, 1681936, 2733146, 3258751, 5466292, 6517502, 10932584, 13035004, 21865168, 26070008, 42363763, 52140016, 84727526, 169455052, 338910104, 677820208]

約数ペア:

[(1, 677820208), (2, 338910104), (4, 169455052), (8, 84727526), (13, 52140016), (16, 42363763), (26, 26070008), (31, 21865168), (52, 13035004), (62, 10932584), (104, 6517502), (124, 5466292), (208, 3258751), (248, 2733146), (403, 1681936), (496, 1366573), (806, 840968), (961, 705328), (1612, 420484), (1922, 352664), (3224, 210242), (3391, 199888), (3844, 176332), (6448, 105121), (6782, 99944), (7688, 88166), (12493, 54256), (13564, 49972), (15376, 44083), (24986, 27128)]