15710000

素因数分解:

$2^4\times 5^4\times {\mathrm{1571}}^1$

素因数の和:1599

約数の個数: 50

約数和(自身を含む): 38059692

約数和(自身を除く): 22349692

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 625, 1000, 1250, 1571, 2000, 2500, 3142, 5000, 6284, 7855, 10000, 12568, 15710, 25136, 31420, 39275, 62840, 78550, 125680, 157100, 196375, 314200, 392750, 628400, 785500, 981875, 1571000, 1963750, 3142000, 3927500, 7855000, 15710000]

約数ペア:

[(1, 15710000), (2, 7855000), (4, 3927500), (5, 3142000), (8, 1963750), (10, 1571000), (16, 981875), (20, 785500), (25, 628400), (40, 392750), (50, 314200), (80, 196375), (100, 157100), (125, 125680), (200, 78550), (250, 62840), (400, 39275), (500, 31420), (625, 25136), (1000, 15710), (1250, 12568), (1571, 10000), (2000, 7855), (2500, 6284), (3142, 5000)]