68554540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{1237}}^1$

素因数の和:1426

約数の個数: 48

約数和(自身を含む): 153492192

約数和(自身を除く): 84937652

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 163, 170, 326, 340, 652, 815, 1237, 1630, 2474, 2771, 3260, 4948, 5542, 6185, 11084, 12370, 13855, 21029, 24740, 27710, 42058, 55420, 84116, 105145, 201631, 210290, 403262, 420580, 806524, 1008155, 2016310, 3427727, 4032620, 6855454, 13710908, 17138635, 34277270, 68554540]

約数ペア:

[(1, 68554540), (2, 34277270), (4, 17138635), (5, 13710908), (10, 6855454), (17, 4032620), (20, 3427727), (34, 2016310), (68, 1008155), (85, 806524), (163, 420580), (170, 403262), (326, 210290), (340, 201631), (652, 105145), (815, 84116), (1237, 55420), (1630, 42058), (2474, 27710), (2771, 24740), (3260, 21029), (4948, 13855), (5542, 12370), (6185, 11084)]