25975755

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{41}}^1$

素因数の和:106

約数の個数: 96

約数和(自身を含む): 53766720

約数和(自身を除く): 27790965

約数列:

[1, 3, 5, 9, 13, 15, 19, 27, 39, 41, 45, 57, 65, 95, 117, 123, 135, 171, 195, 205, 247, 285, 351, 361, 369, 513, 533, 585, 615, 741, 779, 855, 1083, 1107, 1235, 1599, 1755, 1805, 1845, 2223, 2337, 2565, 2665, 3249, 3705, 3895, 4693, 4797, 5415, 5535, 6669, 7011, 7995, 9747, 10127, 11115, 11685, 14079, 14391, 14801, 16245, 21033, 23465, 23985, 30381, 33345, 35055, 42237, 44403, 48735, 50635, 70395, 71955, 74005, 91143, 105165, 126711, 133209, 151905, 192413, 211185, 222015, 273429, 399627, 455715, 577239, 633555, 666045, 962065, 1367145, 1731717, 1998135, 2886195, 5195151, 8658585, 25975755]

約数ペア:

[(1, 25975755), (3, 8658585), (5, 5195151), (9, 2886195), (13, 1998135), (15, 1731717), (19, 1367145), (27, 962065), (39, 666045), (41, 633555), (45, 577239), (57, 455715), (65, 399627), (95, 273429), (117, 222015), (123, 211185), (135, 192413), (171, 151905), (195, 133209), (205, 126711), (247, 105165), (285, 91143), (351, 74005), (361, 71955), (369, 70395), (513, 50635), (533, 48735), (585, 44403), (615, 42237), (741, 35055), (779, 33345), (855, 30381), (1083, 23985), (1107, 23465), (1235, 21033), (1599, 16245), (1755, 14801), (1805, 14391), (1845, 14079), (2223, 11685), (2337, 11115), (2565, 10127), (2665, 9747), (3249, 7995), (3705, 7011), (3895, 6669), (4693, 5535), (4797, 5415)]