25948240

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{10463}}^1$

素因数の和:10507

約数の個数: 40

約数和(自身を含む): 62281728

約数和(自身を除く): 36333488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 10463, 20926, 41852, 52315, 83704, 104630, 167408, 209260, 324353, 418520, 648706, 837040, 1297412, 1621765, 2594824, 3243530, 5189648, 6487060, 12974120, 25948240]

約数ペア:

[(1, 25948240), (2, 12974120), (4, 6487060), (5, 5189648), (8, 3243530), (10, 2594824), (16, 1621765), (20, 1297412), (31, 837040), (40, 648706), (62, 418520), (80, 324353), (124, 209260), (155, 167408), (248, 104630), (310, 83704), (496, 52315), (620, 41852), (1240, 20926), (2480, 10463)]