164522720

素因数分解:

$2^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{27791}}^1$

素因数の和:27843

約数の個数: 48

約数和(自身を含む): 399204288

約数和(自身を除く): 234681568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 74, 80, 148, 160, 185, 296, 370, 592, 740, 1184, 1480, 2960, 5920, 27791, 55582, 111164, 138955, 222328, 277910, 444656, 555820, 889312, 1028267, 1111640, 2056534, 2223280, 4113068, 4446560, 5141335, 8226136, 10282670, 16452272, 20565340, 32904544, 41130680, 82261360, 164522720]

約数ペア:

[(1, 164522720), (2, 82261360), (4, 41130680), (5, 32904544), (8, 20565340), (10, 16452272), (16, 10282670), (20, 8226136), (32, 5141335), (37, 4446560), (40, 4113068), (74, 2223280), (80, 2056534), (148, 1111640), (160, 1028267), (185, 889312), (296, 555820), (370, 444656), (592, 277910), (740, 222328), (1184, 138955), (1480, 111164), (2960, 55582), (5920, 27791)]