1491299075

素因数分解:

$5^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3769}}^1$

素因数の和:3829

約数の個数: 72

約数和(自身を含む): 2398172400

約数和(自身を除く): 906873325

約数列:

[1, 5, 7, 17, 19, 25, 35, 49, 85, 95, 119, 133, 175, 245, 323, 425, 475, 595, 665, 833, 931, 1225, 1615, 2261, 2975, 3325, 3769, 4165, 4655, 8075, 11305, 15827, 18845, 20825, 23275, 26383, 56525, 64073, 71611, 79135, 94225, 131915, 184681, 320365, 358055, 395675, 448511, 501277, 659575, 923405, 1217387, 1601825, 1790275, 2242555, 2506385, 3139577, 3508939, 4617025, 6086935, 8521709, 11212775, 12531925, 15697885, 17544695, 30434675, 42608545, 59651963, 78489425, 87723475, 213042725, 298259815, 1491299075]

約数ペア:

[(1, 1491299075), (5, 298259815), (7, 213042725), (17, 87723475), (19, 78489425), (25, 59651963), (35, 42608545), (49, 30434675), (85, 17544695), (95, 15697885), (119, 12531925), (133, 11212775), (175, 8521709), (245, 6086935), (323, 4617025), (425, 3508939), (475, 3139577), (595, 2506385), (665, 2242555), (833, 1790275), (931, 1601825), (1225, 1217387), (1615, 923405), (2261, 659575), (2975, 501277), (3325, 448511), (3769, 395675), (4165, 358055), (4655, 320365), (8075, 184681), (11305, 131915), (15827, 94225), (18845, 79135), (20825, 71611), (23275, 64073), (26383, 56525)]