89298940

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{647}}^1$

素因数の和:826

約数の個数: 48

約数和(自身を含む): 192471552

約数和(自身を除く): 103172612

約数列:

[1, 2, 4, 5, 10, 20, 67, 103, 134, 206, 268, 335, 412, 515, 647, 670, 1030, 1294, 1340, 2060, 2588, 3235, 6470, 6901, 12940, 13802, 27604, 34505, 43349, 66641, 69010, 86698, 133282, 138020, 173396, 216745, 266564, 333205, 433490, 666410, 866980, 1332820, 4464947, 8929894, 17859788, 22324735, 44649470, 89298940]

約数ペア:

[(1, 89298940), (2, 44649470), (4, 22324735), (5, 17859788), (10, 8929894), (20, 4464947), (67, 1332820), (103, 866980), (134, 666410), (206, 433490), (268, 333205), (335, 266564), (412, 216745), (515, 173396), (647, 138020), (670, 133282), (1030, 86698), (1294, 69010), (1340, 66641), (2060, 43349), (2588, 34505), (3235, 27604), (6470, 13802), (6901, 12940)]