25605680

素因数分解:

$2^4\times 5^1\times {\mathrm{263}}^1\times {\mathrm{1217}}^1$

素因数の和:1493

約数の個数: 40

約数和(自身を含む): 59808672

約数和(自身を除く): 34202992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 263, 526, 1052, 1217, 1315, 2104, 2434, 2630, 4208, 4868, 5260, 6085, 9736, 10520, 12170, 19472, 21040, 24340, 48680, 97360, 320071, 640142, 1280284, 1600355, 2560568, 3200710, 5121136, 6401420, 12802840, 25605680]

約数ペア:

[(1, 25605680), (2, 12802840), (4, 6401420), (5, 5121136), (8, 3200710), (10, 2560568), (16, 1600355), (20, 1280284), (40, 640142), (80, 320071), (263, 97360), (526, 48680), (1052, 24340), (1217, 21040), (1315, 19472), (2104, 12170), (2434, 10520), (2630, 9736), (4208, 6085), (4868, 5260)]