81125910

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{901399}}^1$

素因数の和:901412

約数の個数: 24

約数和(自身を含む): 210927600

約数和(自身を除く): 129801690

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 901399, 1802798, 2704197, 4506995, 5408394, 8112591, 9013990, 13520985, 16225182, 27041970, 40562955, 81125910]

約数ペア:

[(1, 81125910), (2, 40562955), (3, 27041970), (5, 16225182), (6, 13520985), (9, 9013990), (10, 8112591), (15, 5408394), (18, 4506995), (30, 2704197), (45, 1802798), (90, 901399)]