80100880

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{24421}}^1$

素因数の和:24475

約数の個数: 40

約数和(自身を含む): 190784664

約数和(自身を除く): 110683784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 24421, 48842, 97684, 122105, 195368, 244210, 390736, 488420, 976840, 1001261, 1953680, 2002522, 4005044, 5006305, 8010088, 10012610, 16020176, 20025220, 40050440, 80100880]

約数ペア:

[(1, 80100880), (2, 40050440), (4, 20025220), (5, 16020176), (8, 10012610), (10, 8010088), (16, 5006305), (20, 4005044), (40, 2002522), (41, 1953680), (80, 1001261), (82, 976840), (164, 488420), (205, 390736), (328, 244210), (410, 195368), (656, 122105), (820, 97684), (1640, 48842), (3280, 24421)]