266412016

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{523}}^1$

素因数の和:654

約数の個数: 80

約数和(自身を含む): 582184960

約数和(自身を除く): 315772944

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 79, 104, 124, 158, 208, 248, 316, 403, 496, 523, 632, 806, 1027, 1046, 1264, 1612, 2054, 2092, 2449, 3224, 4108, 4184, 4898, 6448, 6799, 8216, 8368, 9796, 13598, 16213, 16432, 19592, 27196, 31837, 32426, 39184, 41317, 54392, 63674, 64852, 82634, 108784, 127348, 129704, 165268, 210769, 254696, 259408, 330536, 421538, 509392, 537121, 661072, 843076, 1074242, 1280827, 1686152, 2148484, 2561654, 3372304, 4296968, 5123308, 8593936, 10246616, 16650751, 20493232, 33301502, 66603004, 133206008, 266412016]

約数ペア:

[(1, 266412016), (2, 133206008), (4, 66603004), (8, 33301502), (13, 20493232), (16, 16650751), (26, 10246616), (31, 8593936), (52, 5123308), (62, 4296968), (79, 3372304), (104, 2561654), (124, 2148484), (158, 1686152), (208, 1280827), (248, 1074242), (316, 843076), (403, 661072), (496, 537121), (523, 509392), (632, 421538), (806, 330536), (1027, 259408), (1046, 254696), (1264, 210769), (1612, 165268), (2054, 129704), (2092, 127348), (2449, 108784), (3224, 82634), (4108, 64852), (4184, 63674), (4898, 54392), (6448, 41317), (6799, 39184), (8216, 32426), (8368, 31837), (9796, 27196), (13598, 19592), (16213, 16432)]