81144650

素因数分解:

$2^1\times 5^2\times {\mathrm{331}}^1\times {\mathrm{4903}}^1$

素因数の和:5246

約数の個数: 24

約数和(自身を含む): 151415904

約数和(自身を除く): 70271254

約数列:

[1, 2, 5, 10, 25, 50, 331, 662, 1655, 3310, 4903, 8275, 9806, 16550, 24515, 49030, 122575, 245150, 1622893, 3245786, 8114465, 16228930, 40572325, 81144650]

約数ペア:

[(1, 81144650), (2, 40572325), (5, 16228930), (10, 8114465), (25, 3245786), (50, 1622893), (331, 245150), (662, 122575), (1655, 49030), (3310, 24515), (4903, 16550), (8275, 9806)]