655123467128

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{1493}}^1\times {\mathrm{15569}}^1$

素因数の和:17352

約数の個数: 64

約数和(自身を含む): 1328701449600

約数和(自身を除く): 673577982472

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 271, 542, 1084, 1493, 2168, 2986, 3523, 5972, 7046, 11944, 14092, 15569, 19409, 28184, 31138, 38818, 62276, 77636, 124552, 155272, 202397, 404603, 404794, 809206, 809588, 1618412, 1619176, 3236824, 4219199, 5259839, 8438398, 10519678, 16876796, 21039356, 23244517, 33753592, 42078712, 46489034, 54849587, 92978068, 109699174, 185956136, 219398348, 302178721, 438796696, 604357442, 1208714884, 2417429768, 6299264107, 12598528214, 25197056428, 50394112856, 81890433391, 163780866782, 327561733564, 655123467128]

約数ペア:

[(1, 655123467128), (2, 327561733564), (4, 163780866782), (8, 81890433391), (13, 50394112856), (26, 25197056428), (52, 12598528214), (104, 6299264107), (271, 2417429768), (542, 1208714884), (1084, 604357442), (1493, 438796696), (2168, 302178721), (2986, 219398348), (3523, 185956136), (5972, 109699174), (7046, 92978068), (11944, 54849587), (14092, 46489034), (15569, 42078712), (19409, 33753592), (28184, 23244517), (31138, 21039356), (38818, 16876796), (62276, 10519678), (77636, 8438398), (124552, 5259839), (155272, 4219199), (202397, 3236824), (404603, 1619176), (404794, 1618412), (809206, 809588)]