1988103650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{967}}^1\times {\mathrm{3163}}^1$

素因数の和:4155

約数の個数: 48

約数和(自身を含む): 3987703104

約数和(自身を除く): 1999599454

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 967, 1934, 3163, 4835, 6326, 9670, 12571, 15815, 24175, 25142, 31630, 41119, 48350, 62855, 79075, 82238, 125710, 158150, 205595, 314275, 411190, 628550, 1027975, 2055950, 3058621, 6117242, 15293105, 30586210, 39762073, 76465525, 79524146, 152931050, 198810365, 397620730, 994051825, 1988103650]

約数ペア:

[(1, 1988103650), (2, 994051825), (5, 397620730), (10, 198810365), (13, 152931050), (25, 79524146), (26, 76465525), (50, 39762073), (65, 30586210), (130, 15293105), (325, 6117242), (650, 3058621), (967, 2055950), (1934, 1027975), (3163, 628550), (4835, 411190), (6326, 314275), (9670, 205595), (12571, 158150), (15815, 125710), (24175, 82238), (25142, 79075), (31630, 62855), (41119, 48350)]