25732460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5209}}^1$

素因数の和:5250

約数の個数: 48

約数和(自身を含む): 61269600

約数和(自身を除く): 35537140

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 5209, 10418, 20836, 26045, 52090, 67717, 98971, 104180, 135434, 197942, 270868, 338585, 395884, 494855, 677170, 989710, 1286623, 1354340, 1979420, 2573246, 5146492, 6433115, 12866230, 25732460]

約数ペア:

[(1, 25732460), (2, 12866230), (4, 6433115), (5, 5146492), (10, 2573246), (13, 1979420), (19, 1354340), (20, 1286623), (26, 989710), (38, 677170), (52, 494855), (65, 395884), (76, 338585), (95, 270868), (130, 197942), (190, 135434), (247, 104180), (260, 98971), (380, 67717), (494, 52090), (988, 26045), (1235, 20836), (2470, 10418), (4940, 5209)]