53161960

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{18719}}^1$

素因数の和:18801

約数の個数: 32

約数和(自身を含む): 121305600

約数和(自身を除く): 68143640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 18719, 37438, 74876, 93595, 149752, 187190, 374380, 748760, 1329049, 2658098, 5316196, 6645245, 10632392, 13290490, 26580980, 53161960]

約数ペア:

[(1, 53161960), (2, 26580980), (4, 13290490), (5, 10632392), (8, 6645245), (10, 5316196), (20, 2658098), (40, 1329049), (71, 748760), (142, 374380), (284, 187190), (355, 149752), (568, 93595), (710, 74876), (1420, 37438), (2840, 18719)]