81500652

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1$

素因数の和:252

約数の個数: 144

約数和(自身を含む): 236396160

約数和(自身を除く): 154895508

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 19, 34, 36, 38, 43, 51, 57, 68, 76, 86, 102, 114, 129, 153, 163, 171, 172, 204, 228, 258, 306, 323, 326, 342, 387, 489, 516, 612, 646, 652, 684, 731, 774, 817, 969, 978, 1292, 1462, 1467, 1548, 1634, 1938, 1956, 2193, 2451, 2771, 2907, 2924, 2934, 3097, 3268, 3876, 4386, 4902, 5542, 5814, 5868, 6194, 6579, 7009, 7353, 8313, 8772, 9291, 9804, 11084, 11628, 12388, 13158, 13889, 14018, 14706, 16626, 18582, 21027, 24939, 26316, 27778, 27873, 28036, 29412, 33252, 37164, 41667, 42054, 49878, 52649, 55556, 55746, 63081, 83334, 84108, 99756, 105298, 111492, 119153, 125001, 126162, 133171, 157947, 166668, 210596, 238306, 250002, 252324, 266342, 315894, 357459, 399513, 473841, 476612, 500004, 532684, 631788, 714918, 799026, 947682, 1072377, 1198539, 1429836, 1598052, 1895364, 2144754, 2263907, 2397078, 4289508, 4527814, 4794156, 6791721, 9055628, 13583442, 20375163, 27166884, 40750326, 81500652]

約数ペア:

[(1, 81500652), (2, 40750326), (3, 27166884), (4, 20375163), (6, 13583442), (9, 9055628), (12, 6791721), (17, 4794156), (18, 4527814), (19, 4289508), (34, 2397078), (36, 2263907), (38, 2144754), (43, 1895364), (51, 1598052), (57, 1429836), (68, 1198539), (76, 1072377), (86, 947682), (102, 799026), (114, 714918), (129, 631788), (153, 532684), (163, 500004), (171, 476612), (172, 473841), (204, 399513), (228, 357459), (258, 315894), (306, 266342), (323, 252324), (326, 250002), (342, 238306), (387, 210596), (489, 166668), (516, 157947), (612, 133171), (646, 126162), (652, 125001), (684, 119153), (731, 111492), (774, 105298), (817, 99756), (969, 84108), (978, 83334), (1292, 63081), (1462, 55746), (1467, 55556), (1548, 52649), (1634, 49878), (1938, 42054), (1956, 41667), (2193, 37164), (2451, 33252), (2771, 29412), (2907, 28036), (2924, 27873), (2934, 27778), (3097, 26316), (3268, 24939), (3876, 21027), (4386, 18582), (4902, 16626), (5542, 14706), (5814, 14018), (5868, 13889), (6194, 13158), (6579, 12388), (7009, 11628), (7353, 11084), (8313, 9804), (8772, 9291)]