788363540

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{263}}^1\times {\mathrm{2237}}^1$

素因数の和:2576

約数の個数: 48

約数和(自身を含む): 1687416192

約数和(自身を除く): 899052652

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 263, 268, 335, 526, 670, 1052, 1315, 1340, 2237, 2630, 4474, 5260, 8948, 11185, 17621, 22370, 35242, 44740, 70484, 88105, 149879, 176210, 299758, 352420, 588331, 599516, 749395, 1176662, 1498790, 2353324, 2941655, 2997580, 5883310, 11766620, 39418177, 78836354, 157672708, 197090885, 394181770, 788363540]

約数ペア:

[(1, 788363540), (2, 394181770), (4, 197090885), (5, 157672708), (10, 78836354), (20, 39418177), (67, 11766620), (134, 5883310), (263, 2997580), (268, 2941655), (335, 2353324), (526, 1498790), (670, 1176662), (1052, 749395), (1315, 599516), (1340, 588331), (2237, 352420), (2630, 299758), (4474, 176210), (5260, 149879), (8948, 88105), (11185, 70484), (17621, 44740), (22370, 35242)]