65045000

素因数分解:

$2^3\times 5^4\times {\mathrm{13009}}^1$

素因数の和:13035

約数の個数: 40

約数和(自身を含む): 152412150

約数和(自身を除く): 87367150

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 625, 1000, 1250, 2500, 5000, 13009, 26018, 52036, 65045, 104072, 130090, 260180, 325225, 520360, 650450, 1300900, 1626125, 2601800, 3252250, 6504500, 8130625, 13009000, 16261250, 32522500, 65045000]

約数ペア:

[(1, 65045000), (2, 32522500), (4, 16261250), (5, 13009000), (8, 8130625), (10, 6504500), (20, 3252250), (25, 2601800), (40, 1626125), (50, 1300900), (100, 650450), (125, 520360), (200, 325225), (250, 260180), (500, 130090), (625, 104072), (1000, 65045), (1250, 52036), (2500, 26018), (5000, 13009)]