164758240

素因数分解:

$2^5\times 5^1\times {\mathrm{149}}^1\times {\mathrm{6911}}^1$

素因数の和:7075

約数の個数: 48

約数和(自身を含む): 391910400

約数和(自身を除く): 227152160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 149, 160, 298, 596, 745, 1192, 1490, 2384, 2980, 4768, 5960, 6911, 11920, 13822, 23840, 27644, 34555, 55288, 69110, 110576, 138220, 221152, 276440, 552880, 1029739, 1105760, 2059478, 4118956, 5148695, 8237912, 10297390, 16475824, 20594780, 32951648, 41189560, 82379120, 164758240]

約数ペア:

[(1, 164758240), (2, 82379120), (4, 41189560), (5, 32951648), (8, 20594780), (10, 16475824), (16, 10297390), (20, 8237912), (32, 5148695), (40, 4118956), (80, 2059478), (149, 1105760), (160, 1029739), (298, 552880), (596, 276440), (745, 221152), (1192, 138220), (1490, 110576), (2384, 69110), (2980, 55288), (4768, 34555), (5960, 27644), (6911, 23840), (11920, 13822)]