69695840

素因数分解:

$2^5\times 5^1\times {\mathrm{659}}^1\times {\mathrm{661}}^1$

素因数の和:1335

約数の個数: 48

約数和(自身を含む): 165155760

約数和(自身を除く): 95459920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 659, 661, 1318, 1322, 2636, 2644, 3295, 3305, 5272, 5288, 6590, 6610, 10544, 10576, 13180, 13220, 21088, 21152, 26360, 26440, 52720, 52880, 105440, 105760, 435599, 871198, 1742396, 2177995, 3484792, 4355990, 6969584, 8711980, 13939168, 17423960, 34847920, 69695840]

約数ペア:

[(1, 69695840), (2, 34847920), (4, 17423960), (5, 13939168), (8, 8711980), (10, 6969584), (16, 4355990), (20, 3484792), (32, 2177995), (40, 1742396), (80, 871198), (160, 435599), (659, 105760), (661, 105440), (1318, 52880), (1322, 52720), (2636, 26440), (2644, 26360), (3295, 21152), (3305, 21088), (5272, 13220), (5288, 13180), (6590, 10576), (6610, 10544)]