25060420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{16273}}^1$

素因数の和:16300

約数の個数: 48

約数和(自身を含む): 65616768

約数和(自身を除く): 40556348

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 16273, 32546, 65092, 81365, 113911, 162730, 179003, 227822, 325460, 358006, 455644, 569555, 716012, 895015, 1139110, 1253021, 1790030, 2278220, 2506042, 3580060, 5012084, 6265105, 12530210, 25060420]

約数ペア:

[(1, 25060420), (2, 12530210), (4, 6265105), (5, 5012084), (7, 3580060), (10, 2506042), (11, 2278220), (14, 1790030), (20, 1253021), (22, 1139110), (28, 895015), (35, 716012), (44, 569555), (55, 455644), (70, 358006), (77, 325460), (110, 227822), (140, 179003), (154, 162730), (220, 113911), (308, 81365), (385, 65092), (770, 32546), (1540, 16273)]