25193440

素因数分解:

$2^5\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1559}}^1$

素因数の和:1675

約数の個数: 48

約数和(自身を含む): 60147360

約数和(自身を除く): 34953920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 101, 160, 202, 404, 505, 808, 1010, 1559, 1616, 2020, 3118, 3232, 4040, 6236, 7795, 8080, 12472, 15590, 16160, 24944, 31180, 49888, 62360, 124720, 157459, 249440, 314918, 629836, 787295, 1259672, 1574590, 2519344, 3149180, 5038688, 6298360, 12596720, 25193440]

約数ペア:

[(1, 25193440), (2, 12596720), (4, 6298360), (5, 5038688), (8, 3149180), (10, 2519344), (16, 1574590), (20, 1259672), (32, 787295), (40, 629836), (80, 314918), (101, 249440), (160, 157459), (202, 124720), (404, 62360), (505, 49888), (808, 31180), (1010, 24944), (1559, 16160), (1616, 15590), (2020, 12472), (3118, 8080), (3232, 7795), (4040, 6236)]