66979952

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{5279}}^1$

素因数の和:5361

約数の個数: 40

約数和(自身を含む): 142074240

約数和(自身を除く): 75094288

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 61, 104, 122, 208, 244, 488, 793, 976, 1586, 3172, 5279, 6344, 10558, 12688, 21116, 42232, 68627, 84464, 137254, 274508, 322019, 549016, 644038, 1098032, 1288076, 2576152, 4186247, 5152304, 8372494, 16744988, 33489976, 66979952]

約数ペア:

[(1, 66979952), (2, 33489976), (4, 16744988), (8, 8372494), (13, 5152304), (16, 4186247), (26, 2576152), (52, 1288076), (61, 1098032), (104, 644038), (122, 549016), (208, 322019), (244, 274508), (488, 137254), (793, 84464), (976, 68627), (1586, 42232), (3172, 21116), (5279, 12688), (6344, 10558)]