25444490

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{389}}^1$

素因数の和:638

約数の個数: 32

約数和(自身を含む): 47623680

約数和(自身を除く): 22179190

約数列:

[1, 2, 5, 10, 31, 62, 155, 211, 310, 389, 422, 778, 1055, 1945, 2110, 3890, 6541, 12059, 13082, 24118, 32705, 60295, 65410, 82079, 120590, 164158, 410395, 820790, 2544449, 5088898, 12722245, 25444490]

約数ペア:

[(1, 25444490), (2, 12722245), (5, 5088898), (10, 2544449), (31, 820790), (62, 410395), (155, 164158), (211, 120590), (310, 82079), (389, 65410), (422, 60295), (778, 32705), (1055, 24118), (1945, 13082), (2110, 12059), (3890, 6541)]