80729168

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{2833}}^1$

素因数の和:2991

約数の個数: 40

約数和(自身を含む): 169733928

約数和(自身を除く): 89004760

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 137, 208, 274, 548, 1096, 1781, 2192, 2833, 3562, 5666, 7124, 11332, 14248, 22664, 28496, 36829, 45328, 73658, 147316, 294632, 388121, 589264, 776242, 1552484, 3104968, 5045573, 6209936, 10091146, 20182292, 40364584, 80729168]

約数ペア:

[(1, 80729168), (2, 40364584), (4, 20182292), (8, 10091146), (13, 6209936), (16, 5045573), (26, 3104968), (52, 1552484), (104, 776242), (137, 589264), (208, 388121), (274, 294632), (548, 147316), (1096, 73658), (1781, 45328), (2192, 36829), (2833, 28496), (3562, 22664), (5666, 14248), (7124, 11332)]