25425296

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{487}}^1$

素因数の和:759

約数の個数: 40

約数和(自身を含む): 53371584

約数和(自身を除く): 27946288

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 251, 487, 502, 974, 1004, 1948, 2008, 3263, 3896, 4016, 6331, 6526, 7792, 12662, 13052, 25324, 26104, 50648, 52208, 101296, 122237, 244474, 488948, 977896, 1589081, 1955792, 3178162, 6356324, 12712648, 25425296]

約数ペア:

[(1, 25425296), (2, 12712648), (4, 6356324), (8, 3178162), (13, 1955792), (16, 1589081), (26, 977896), (52, 488948), (104, 244474), (208, 122237), (251, 101296), (487, 52208), (502, 50648), (974, 26104), (1004, 25324), (1948, 13052), (2008, 12662), (3263, 7792), (3896, 6526), (4016, 6331)]