67709900

素因数分解:

$2^2\times 5^2\times {\mathrm{211}}^1\times {\mathrm{3209}}^1$

素因数の和:3434

約数の個数: 36

約数和(自身を含む): 147672840

約数和(自身を除く): 79962940

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 211, 422, 844, 1055, 2110, 3209, 4220, 5275, 6418, 10550, 12836, 16045, 21100, 32090, 64180, 80225, 160450, 320900, 677099, 1354198, 2708396, 3385495, 6770990, 13541980, 16927475, 33854950, 67709900]

約数ペア:

[(1, 67709900), (2, 33854950), (4, 16927475), (5, 13541980), (10, 6770990), (20, 3385495), (25, 2708396), (50, 1354198), (100, 677099), (211, 320900), (422, 160450), (844, 80225), (1055, 64180), (2110, 32090), (3209, 21100), (4220, 16045), (5275, 12836), (6418, 10550)]