1578312685328

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{1307}}^1\times {\mathrm{1237279}}^1$

素因数の和:1238655

約数の個数: 40

約数和(自身を含む): 3110492225280

約数和(自身を除く): 1532179539952

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 1307, 2614, 5228, 10456, 20912, 79727, 159454, 318908, 637816, 1237279, 1275632, 2474558, 4949116, 9898232, 19796464, 75474019, 150948038, 301896076, 603792152, 1207584304, 1617123653, 3234247306, 6468494612, 12936989224, 25873978448, 98644542833, 197289085666, 394578171332, 789156342664, 1578312685328]

約数ペア:

[(1, 1578312685328), (2, 789156342664), (4, 394578171332), (8, 197289085666), (16, 98644542833), (61, 25873978448), (122, 12936989224), (244, 6468494612), (488, 3234247306), (976, 1617123653), (1307, 1207584304), (2614, 603792152), (5228, 301896076), (10456, 150948038), (20912, 75474019), (79727, 19796464), (159454, 9898232), (318908, 4949116), (637816, 2474558), (1237279, 1275632)]