81547420

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{6113}}^1$

素因数の和:6174

約数の個数: 48

約数和(自身を含む): 184887360

約数和(自身を除く): 103339940

約数列:

[1, 2, 4, 5, 10, 20, 23, 29, 46, 58, 92, 115, 116, 145, 230, 290, 460, 580, 667, 1334, 2668, 3335, 6113, 6670, 12226, 13340, 24452, 30565, 61130, 122260, 140599, 177277, 281198, 354554, 562396, 702995, 709108, 886385, 1405990, 1772770, 2811980, 3545540, 4077371, 8154742, 16309484, 20386855, 40773710, 81547420]

約数ペア:

[(1, 81547420), (2, 40773710), (4, 20386855), (5, 16309484), (10, 8154742), (20, 4077371), (23, 3545540), (29, 2811980), (46, 1772770), (58, 1405990), (92, 886385), (115, 709108), (116, 702995), (145, 562396), (230, 354554), (290, 281198), (460, 177277), (580, 140599), (667, 122260), (1334, 61130), (2668, 30565), (3335, 24452), (6113, 13340), (6670, 12226)]