15881450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{461}}^1$

素因数の和:539

約数の個数: 48

約数和(自身を含む): 32482296

約数和(自身を除く): 16600846

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 53, 65, 106, 130, 265, 325, 461, 530, 650, 689, 922, 1325, 1378, 2305, 2650, 3445, 4610, 5993, 6890, 11525, 11986, 17225, 23050, 24433, 29965, 34450, 48866, 59930, 122165, 149825, 244330, 299650, 317629, 610825, 635258, 1221650, 1588145, 3176290, 7940725, 15881450]

約数ペア:

[(1, 15881450), (2, 7940725), (5, 3176290), (10, 1588145), (13, 1221650), (25, 635258), (26, 610825), (50, 317629), (53, 299650), (65, 244330), (106, 149825), (130, 122165), (265, 59930), (325, 48866), (461, 34450), (530, 29965), (650, 24433), (689, 23050), (922, 17225), (1325, 11986), (1378, 11525), (2305, 6890), (2650, 5993), (3445, 4610)]