25274196

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{563}}^1$

素因数の和:645

約数の個数: 72

約数和(自身を含む): 67747680

約数和(自身を除く): 42473484

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 43, 58, 86, 87, 116, 129, 172, 174, 258, 261, 348, 387, 516, 522, 563, 774, 1044, 1126, 1247, 1548, 1689, 2252, 2494, 3378, 3741, 4988, 5067, 6756, 7482, 10134, 11223, 14964, 16327, 20268, 22446, 24209, 32654, 44892, 48418, 48981, 65308, 72627, 96836, 97962, 145254, 146943, 195924, 217881, 290508, 293886, 435762, 587772, 702061, 871524, 1404122, 2106183, 2808244, 4212366, 6318549, 8424732, 12637098, 25274196]

約数ペア:

[(1, 25274196), (2, 12637098), (3, 8424732), (4, 6318549), (6, 4212366), (9, 2808244), (12, 2106183), (18, 1404122), (29, 871524), (36, 702061), (43, 587772), (58, 435762), (86, 293886), (87, 290508), (116, 217881), (129, 195924), (172, 146943), (174, 145254), (258, 97962), (261, 96836), (348, 72627), (387, 65308), (516, 48981), (522, 48418), (563, 44892), (774, 32654), (1044, 24209), (1126, 22446), (1247, 20268), (1548, 16327), (1689, 14964), (2252, 11223), (2494, 10134), (3378, 7482), (3741, 6756), (4988, 5067)]