256193912

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{60083}}^1$

素因数の和:60143

約数の個数: 32

約数和(自身を含む): 529940880

約数和(自身を除く): 273746968

約数列:

[1, 2, 4, 8, 13, 26, 41, 52, 82, 104, 164, 328, 533, 1066, 2132, 4264, 60083, 120166, 240332, 480664, 781079, 1562158, 2463403, 3124316, 4926806, 6248632, 9853612, 19707224, 32024239, 64048478, 128096956, 256193912]

約数ペア:

[(1, 256193912), (2, 128096956), (4, 64048478), (8, 32024239), (13, 19707224), (26, 9853612), (41, 6248632), (52, 4926806), (82, 3124316), (104, 2463403), (164, 1562158), (328, 781079), (533, 480664), (1066, 240332), (2132, 120166), (4264, 60083)]