25099000

素因数分解:

$2^3\times 5^3\times {\mathrm{19}}^1\times {\mathrm{1321}}^1$

素因数の和:1361

約数の個数: 64

約数和(自身を含む): 61869600

約数和(自身を除く): 36770600

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 125, 152, 190, 200, 250, 380, 475, 500, 760, 950, 1000, 1321, 1900, 2375, 2642, 3800, 4750, 5284, 6605, 9500, 10568, 13210, 19000, 25099, 26420, 33025, 50198, 52840, 66050, 100396, 125495, 132100, 165125, 200792, 250990, 264200, 330250, 501980, 627475, 660500, 1003960, 1254950, 1321000, 2509900, 3137375, 5019800, 6274750, 12549500, 25099000]

約数ペア:

[(1, 25099000), (2, 12549500), (4, 6274750), (5, 5019800), (8, 3137375), (10, 2509900), (19, 1321000), (20, 1254950), (25, 1003960), (38, 660500), (40, 627475), (50, 501980), (76, 330250), (95, 264200), (100, 250990), (125, 200792), (152, 165125), (190, 132100), (200, 125495), (250, 100396), (380, 66050), (475, 52840), (500, 50198), (760, 33025), (950, 26420), (1000, 25099), (1321, 19000), (1900, 13210), (2375, 10568), (2642, 9500), (3800, 6605), (4750, 5284)]