25100140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5081}}^1$

素因数の和:5122

約数の個数: 48

約数和(自身を含む): 59764320

約数和(自身を除く): 34664180

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, 5081, 10162, 20324, 25405, 50810, 66053, 96539, 101620, 132106, 193078, 264212, 330265, 386156, 482695, 660530, 965390, 1255007, 1321060, 1930780, 2510014, 5020028, 6275035, 12550070, 25100140]

約数ペア:

[(1, 25100140), (2, 12550070), (4, 6275035), (5, 5020028), (10, 2510014), (13, 1930780), (19, 1321060), (20, 1255007), (26, 965390), (38, 660530), (52, 482695), (65, 386156), (76, 330265), (95, 264212), (130, 193078), (190, 132106), (247, 101620), (260, 96539), (380, 66053), (494, 50810), (988, 25405), (1235, 20324), (2470, 10162), (4940, 5081)]