87345220

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{65183}}^1$

素因数の和:65259

約数の個数: 24

約数和(自身を含む): 186165504

約数和(自身を除く): 98820284

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 65183, 130366, 260732, 325915, 651830, 1303660, 4367261, 8734522, 17469044, 21836305, 43672610, 87345220]

約数ペア:

[(1, 87345220), (2, 43672610), (4, 21836305), (5, 17469044), (10, 8734522), (20, 4367261), (67, 1303660), (134, 651830), (268, 325915), (335, 260732), (670, 130366), (1340, 65183)]