1946396075

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^2\times {\mathrm{79}}^1$

素因数の和:229

約数の個数: 72

約数和(自身を含む): 2760448320

約数和(自身を除く): 814052245

約数列:

[1, 5, 13, 25, 41, 43, 65, 79, 205, 215, 325, 395, 533, 559, 1025, 1027, 1075, 1763, 1849, 1975, 2665, 2795, 3239, 3397, 5135, 8815, 9245, 13325, 13975, 16195, 16985, 22919, 24037, 25675, 42107, 44075, 44161, 46225, 75809, 80975, 84925, 114595, 120185, 139277, 146071, 210535, 220805, 379045, 572975, 600925, 696385, 730355, 985517, 1052675, 1104025, 1810601, 1895225, 1898923, 3481925, 3651775, 4927585, 5988911, 9053005, 9494615, 24637925, 29944555, 45265025, 47473075, 77855843, 149722775, 389279215, 1946396075]

約数ペア:

[(1, 1946396075), (5, 389279215), (13, 149722775), (25, 77855843), (41, 47473075), (43, 45265025), (65, 29944555), (79, 24637925), (205, 9494615), (215, 9053005), (325, 5988911), (395, 4927585), (533, 3651775), (559, 3481925), (1025, 1898923), (1027, 1895225), (1075, 1810601), (1763, 1104025), (1849, 1052675), (1975, 985517), (2665, 730355), (2795, 696385), (3239, 600925), (3397, 572975), (5135, 379045), (8815, 220805), (9245, 210535), (13325, 146071), (13975, 139277), (16195, 120185), (16985, 114595), (22919, 84925), (24037, 80975), (25675, 75809), (42107, 46225), (44075, 44161)]