87789640

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{37199}}^1$

素因数の和:37269

約数の個数: 32

約数和(自身を含む): 200880000

約数和(自身を除く): 113090360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 118, 236, 295, 472, 590, 1180, 2360, 37199, 74398, 148796, 185995, 297592, 371990, 743980, 1487960, 2194741, 4389482, 8778964, 10973705, 17557928, 21947410, 43894820, 87789640]

約数ペア:

[(1, 87789640), (2, 43894820), (4, 21947410), (5, 17557928), (8, 10973705), (10, 8778964), (20, 4389482), (40, 2194741), (59, 1487960), (118, 743980), (236, 371990), (295, 297592), (472, 185995), (590, 148796), (1180, 74398), (2360, 37199)]