3949274875

素因数分解:

$5^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:254

約数の個数: 128

約数和(自身を含む): 6340239360

約数和(自身を除く): 2390964485

約数列:

[1, 5, 7, 13, 25, 35, 47, 65, 83, 89, 91, 125, 175, 235, 325, 329, 415, 445, 455, 581, 611, 623, 875, 1079, 1157, 1175, 1625, 1645, 2075, 2225, 2275, 2905, 3055, 3115, 3901, 4183, 4277, 5395, 5785, 5875, 7387, 7553, 8099, 8225, 10375, 11125, 11375, 14525, 15275, 15575, 19505, 20915, 21385, 26975, 27307, 28925, 29281, 36935, 37765, 40495, 41125, 50713, 51709, 54379, 72625, 76375, 77875, 96031, 97525, 104575, 106925, 134875, 136535, 144625, 146405, 184675, 188825, 202475, 253565, 258545, 271895, 347189, 354991, 380653, 480155, 487625, 522875, 534625, 672217, 682675, 732025, 923375, 944125, 1012375, 1267825, 1292725, 1359475, 1735945, 1774955, 1903265, 2400775, 2430323, 3361085, 3413375, 3660125, 4513457, 6339125, 6463625, 6797375, 8679725, 8874775, 9516325, 12003875, 12151615, 16805425, 22567285, 31594199, 43398625, 44373875, 47581625, 60758075, 84027125, 112836425, 157970995, 303790375, 564182125, 789854975, 3949274875]

約数ペア:

[(1, 3949274875), (5, 789854975), (7, 564182125), (13, 303790375), (25, 157970995), (35, 112836425), (47, 84027125), (65, 60758075), (83, 47581625), (89, 44373875), (91, 43398625), (125, 31594199), (175, 22567285), (235, 16805425), (325, 12151615), (329, 12003875), (415, 9516325), (445, 8874775), (455, 8679725), (581, 6797375), (611, 6463625), (623, 6339125), (875, 4513457), (1079, 3660125), (1157, 3413375), (1175, 3361085), (1625, 2430323), (1645, 2400775), (2075, 1903265), (2225, 1774955), (2275, 1735945), (2905, 1359475), (3055, 1292725), (3115, 1267825), (3901, 1012375), (4183, 944125), (4277, 923375), (5395, 732025), (5785, 682675), (5875, 672217), (7387, 534625), (7553, 522875), (8099, 487625), (8225, 480155), (10375, 380653), (11125, 354991), (11375, 347189), (14525, 271895), (15275, 258545), (15575, 253565), (19505, 202475), (20915, 188825), (21385, 184675), (26975, 146405), (27307, 144625), (28925, 136535), (29281, 134875), (36935, 106925), (37765, 104575), (40495, 97525), (41125, 96031), (50713, 77875), (51709, 76375), (54379, 72625)]