87663875

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{739}}^1$

素因数の和:840

約数の個数: 32

約数和(自身を含む): 119595840

約数和(自身を除く): 31931965

約数列:

[1, 5, 13, 25, 65, 73, 125, 325, 365, 739, 949, 1625, 1825, 3695, 4745, 9125, 9607, 18475, 23725, 48035, 53947, 92375, 118625, 240175, 269735, 701311, 1200875, 1348675, 3506555, 6743375, 17532775, 87663875]

約数ペア:

[(1, 87663875), (5, 17532775), (13, 6743375), (25, 3506555), (65, 1348675), (73, 1200875), (125, 701311), (325, 269735), (365, 240175), (739, 118625), (949, 92375), (1625, 53947), (1825, 48035), (3695, 23725), (4745, 18475), (9125, 9607)]