78615520

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{16943}}^1$

素因数の和:16987

約数の個数: 48

約数和(自身を含む): 192144960

約数和(自身を除く): 113529440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 80, 116, 145, 160, 232, 290, 464, 580, 928, 1160, 2320, 4640, 16943, 33886, 67772, 84715, 135544, 169430, 271088, 338860, 491347, 542176, 677720, 982694, 1355440, 1965388, 2456735, 2710880, 3930776, 4913470, 7861552, 9826940, 15723104, 19653880, 39307760, 78615520]

約数ペア:

[(1, 78615520), (2, 39307760), (4, 19653880), (5, 15723104), (8, 9826940), (10, 7861552), (16, 4913470), (20, 3930776), (29, 2710880), (32, 2456735), (40, 1965388), (58, 1355440), (80, 982694), (116, 677720), (145, 542176), (160, 491347), (232, 338860), (290, 271088), (464, 169430), (580, 135544), (928, 84715), (1160, 67772), (2320, 33886), (4640, 16943)]