80935520

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{17443}}^1$

素因数の和:17487

約数の個数: 48

約数和(自身を含む): 197814960

約数和(自身を除く): 116879440

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, 17443, 34886, 69772, 87215, 139544, 174430, 279088, 348860, 505847, 558176, 697720, 1011694, 1395440, 2023388, 2529235, 2790880, 4046776, 5058470, 8093552, 10116940, 16187104, 20233880, 40467760, 80935520]

約数ペア:

[(1, 80935520), (2, 40467760), (4, 20233880), (5, 16187104), (8, 10116940), (10, 8093552), (16, 5058470), (20, 4046776), (29, 2790880), (32, 2529235), (40, 2023388), (58, 1395440), (80, 1011694), (116, 697720), (145, 558176), (160, 505847), (232, 348860), (290, 279088), (464, 174430), (580, 139544), (928, 87215), (1160, 69772), (2320, 34886), (4640, 17443)]