25801545

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{251}}^1$

素因数の和:366

約数の個数: 64

約数和(自身を含む): 52254720

約数和(自身を除く): 26453175

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 89, 105, 165, 231, 251, 267, 385, 445, 623, 753, 979, 1155, 1255, 1335, 1757, 1869, 2761, 2937, 3115, 3765, 4895, 5271, 6853, 8283, 8785, 9345, 13805, 14685, 19327, 20559, 22339, 26355, 34265, 41415, 57981, 67017, 96635, 102795, 111695, 156373, 245729, 289905, 335085, 469119, 737187, 781865, 1228645, 1720103, 2345595, 3685935, 5160309, 8600515, 25801545]

約数ペア:

[(1, 25801545), (3, 8600515), (5, 5160309), (7, 3685935), (11, 2345595), (15, 1720103), (21, 1228645), (33, 781865), (35, 737187), (55, 469119), (77, 335085), (89, 289905), (105, 245729), (165, 156373), (231, 111695), (251, 102795), (267, 96635), (385, 67017), (445, 57981), (623, 41415), (753, 34265), (979, 26355), (1155, 22339), (1255, 20559), (1335, 19327), (1757, 14685), (1869, 13805), (2761, 9345), (2937, 8785), (3115, 8283), (3765, 6853), (4895, 5271)]