25632790

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{619}}^1$

素因数の和:768

約数の個数: 32

約数和(自身を含む): 47809440

約数和(自身を除く): 22176650

約数列:

[1, 2, 5, 10, 41, 82, 101, 202, 205, 410, 505, 619, 1010, 1238, 3095, 4141, 6190, 8282, 20705, 25379, 41410, 50758, 62519, 125038, 126895, 253790, 312595, 625190, 2563279, 5126558, 12816395, 25632790]

約数ペア:

[(1, 25632790), (2, 12816395), (5, 5126558), (10, 2563279), (41, 625190), (82, 312595), (101, 253790), (202, 126895), (205, 125038), (410, 62519), (505, 50758), (619, 41410), (1010, 25379), (1238, 20705), (3095, 8282), (4141, 6190)]