61335825

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{37}}^1$

素因数の和:135

約数の個数: 72

約数和(自身を含む): 112296384

約数和(自身を除く): 50960559

約数列:

[1, 3, 5, 15, 23, 25, 31, 37, 69, 75, 93, 111, 115, 155, 185, 345, 465, 555, 575, 713, 775, 851, 925, 961, 1147, 1725, 2139, 2325, 2553, 2775, 2883, 3441, 3565, 4255, 4805, 5735, 10695, 12765, 14415, 17205, 17825, 21275, 22103, 24025, 26381, 28675, 35557, 53475, 63825, 66309, 72075, 79143, 86025, 106671, 110515, 131905, 177785, 331545, 395715, 533355, 552575, 659525, 817811, 888925, 1657725, 1978575, 2453433, 2666775, 4089055, 12267165, 20445275, 61335825]

約数ペア:

[(1, 61335825), (3, 20445275), (5, 12267165), (15, 4089055), (23, 2666775), (25, 2453433), (31, 1978575), (37, 1657725), (69, 888925), (75, 817811), (93, 659525), (111, 552575), (115, 533355), (155, 395715), (185, 331545), (345, 177785), (465, 131905), (555, 110515), (575, 106671), (713, 86025), (775, 79143), (851, 72075), (925, 66309), (961, 63825), (1147, 53475), (1725, 35557), (2139, 28675), (2325, 26381), (2553, 24025), (2775, 22103), (2883, 21275), (3441, 17825), (3565, 17205), (4255, 14415), (4805, 12765), (5735, 10695)]