39429850

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{383}}^1$

素因数の和:495

約数の個数: 48

約数和(自身を含む): 77137920

約数和(自身を除く): 37708070

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 71, 142, 145, 290, 355, 383, 710, 725, 766, 1450, 1775, 1915, 2059, 3550, 3830, 4118, 9575, 10295, 11107, 19150, 20590, 22214, 27193, 51475, 54386, 55535, 102950, 111070, 135965, 271930, 277675, 555350, 679825, 788597, 1359650, 1577194, 3942985, 7885970, 19714925, 39429850]

約数ペア:

[(1, 39429850), (2, 19714925), (5, 7885970), (10, 3942985), (25, 1577194), (29, 1359650), (50, 788597), (58, 679825), (71, 555350), (142, 277675), (145, 271930), (290, 135965), (355, 111070), (383, 102950), (710, 55535), (725, 54386), (766, 51475), (1450, 27193), (1775, 22214), (1915, 20590), (2059, 19150), (3550, 11107), (3830, 10295), (4118, 9575)]