138254805280

素因数分解:

$2^5\times 5^1\times {\mathrm{1609}}^1\times {\mathrm{537037}}^1$

素因数の和:538661

約数の個数: 48

約数和(自身を含む): 326830586040

約数和(自身を除く): 188575780760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1609, 3218, 6436, 8045, 12872, 16090, 25744, 32180, 51488, 64360, 128720, 257440, 537037, 1074074, 2148148, 2685185, 4296296, 5370370, 8592592, 10740740, 17185184, 21481480, 42962960, 85925920, 864092533, 1728185066, 3456370132, 4320462665, 6912740264, 8640925330, 13825480528, 17281850660, 27650961056, 34563701320, 69127402640, 138254805280]

約数ペア:

[(1, 138254805280), (2, 69127402640), (4, 34563701320), (5, 27650961056), (8, 17281850660), (10, 13825480528), (16, 8640925330), (20, 6912740264), (32, 4320462665), (40, 3456370132), (80, 1728185066), (160, 864092533), (1609, 85925920), (3218, 42962960), (6436, 21481480), (8045, 17185184), (12872, 10740740), (16090, 8592592), (25744, 5370370), (32180, 4296296), (51488, 2685185), (64360, 2148148), (128720, 1074074), (257440, 537037)]