71319664

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{8363}}^1$

素因数の和:8425

約数の個数: 40

約数和(自身を含む): 152458992

約数和(自身を除く): 81139328

約数列:

[1, 2, 4, 8, 13, 16, 26, 41, 52, 82, 104, 164, 208, 328, 533, 656, 1066, 2132, 4264, 8363, 8528, 16726, 33452, 66904, 108719, 133808, 217438, 342883, 434876, 685766, 869752, 1371532, 1739504, 2743064, 4457479, 5486128, 8914958, 17829916, 35659832, 71319664]

約数ペア:

[(1, 71319664), (2, 35659832), (4, 17829916), (8, 8914958), (13, 5486128), (16, 4457479), (26, 2743064), (41, 1739504), (52, 1371532), (82, 869752), (104, 685766), (164, 434876), (208, 342883), (328, 217438), (533, 133808), (656, 108719), (1066, 66904), (2132, 33452), (4264, 16726), (8363, 8528)]