81045456

素因数分解:

$2^4\times 3^1\times {\mathrm{571}}^1\times {\mathrm{2957}}^1$

素因数の和:3539

約数の個数: 40

約数和(自身を含む): 209805024

約数和(自身を除く): 128759568

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 571, 1142, 1713, 2284, 2957, 3426, 4568, 5914, 6852, 8871, 9136, 11828, 13704, 17742, 23656, 27408, 35484, 47312, 70968, 141936, 1688447, 3376894, 5065341, 6753788, 10130682, 13507576, 20261364, 27015152, 40522728, 81045456]

約数ペア:

[(1, 81045456), (2, 40522728), (3, 27015152), (4, 20261364), (6, 13507576), (8, 10130682), (12, 6753788), (16, 5065341), (24, 3376894), (48, 1688447), (571, 141936), (1142, 70968), (1713, 47312), (2284, 35484), (2957, 27408), (3426, 23656), (4568, 17742), (5914, 13704), (6852, 11828), (8871, 9136)]