2100089875

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{19289}}^1$

素因数の和:19384

約数の個数: 32

約数和(自身を含む): 2864796480

約数和(自身を除く): 764706605

約数列:

[1, 5, 13, 25, 65, 67, 125, 325, 335, 871, 1625, 1675, 4355, 8375, 19289, 21775, 96445, 108875, 250757, 482225, 1253785, 1292363, 2411125, 6268925, 6461815, 16800719, 31344625, 32309075, 84003595, 161545375, 420017975, 2100089875]

約数ペア:

[(1, 2100089875), (5, 420017975), (13, 161545375), (25, 84003595), (65, 32309075), (67, 31344625), (125, 16800719), (325, 6461815), (335, 6268925), (871, 2411125), (1625, 1292363), (1675, 1253785), (4355, 482225), (8375, 250757), (19289, 108875), (21775, 96445)]