71761936

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{4001}}^1$

素因数の和:4087

約数の個数: 40

約数和(自身を含む): 148874400

約数和(自身を除く): 77112464

約数列:

[1, 2, 4, 8, 16, 19, 38, 59, 76, 118, 152, 236, 304, 472, 944, 1121, 2242, 4001, 4484, 8002, 8968, 16004, 17936, 32008, 64016, 76019, 152038, 236059, 304076, 472118, 608152, 944236, 1216304, 1888472, 3776944, 4485121, 8970242, 17940484, 35880968, 71761936]

約数ペア:

[(1, 71761936), (2, 35880968), (4, 17940484), (8, 8970242), (16, 4485121), (19, 3776944), (38, 1888472), (59, 1216304), (76, 944236), (118, 608152), (152, 472118), (236, 304076), (304, 236059), (472, 152038), (944, 76019), (1121, 64016), (2242, 32008), (4001, 17936), (4484, 16004), (8002, 8968)]