25846940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{349}}^1$

素因数の和:411

約数の個数: 72

約数和(自身を含む): 65032800

約数和(自身を除く): 39185860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 349, 460, 529, 644, 698, 805, 1058, 1396, 1610, 1745, 2116, 2443, 2645, 3220, 3490, 3703, 4886, 5290, 6980, 7406, 8027, 9772, 10580, 12215, 14812, 16054, 18515, 24430, 32108, 37030, 40135, 48860, 56189, 74060, 80270, 112378, 160540, 184621, 224756, 280945, 369242, 561890, 738484, 923105, 1123780, 1292347, 1846210, 2584694, 3692420, 5169388, 6461735, 12923470, 25846940]

約数ペア:

[(1, 25846940), (2, 12923470), (4, 6461735), (5, 5169388), (7, 3692420), (10, 2584694), (14, 1846210), (20, 1292347), (23, 1123780), (28, 923105), (35, 738484), (46, 561890), (70, 369242), (92, 280945), (115, 224756), (140, 184621), (161, 160540), (230, 112378), (322, 80270), (349, 74060), (460, 56189), (529, 48860), (644, 40135), (698, 37030), (805, 32108), (1058, 24430), (1396, 18515), (1610, 16054), (1745, 14812), (2116, 12215), (2443, 10580), (2645, 9772), (3220, 8027), (3490, 7406), (3703, 6980), (4886, 5290)]