54865000

素因数分解:

$2^3\times 5^4\times {\mathrm{10973}}^1$

素因数の和:10999

約数の個数: 40

約数和(自身を含む): 128560410

約数和(自身を除く): 73695410

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 625, 1000, 1250, 2500, 5000, 10973, 21946, 43892, 54865, 87784, 109730, 219460, 274325, 438920, 548650, 1097300, 1371625, 2194600, 2743250, 5486500, 6858125, 10973000, 13716250, 27432500, 54865000]

約数ペア:

[(1, 54865000), (2, 27432500), (4, 13716250), (5, 10973000), (8, 6858125), (10, 5486500), (20, 2743250), (25, 2194600), (40, 1371625), (50, 1097300), (100, 548650), (125, 438920), (200, 274325), (250, 219460), (500, 109730), (625, 87784), (1000, 54865), (1250, 43892), (2500, 21946), (5000, 10973)]