134480

素因数分解:

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

素因数の和:95

約数の個数: 30

約数和(自身を含む): 320478

約数和(自身を除く): 185998

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 1681, 3280, 3362, 6724, 8405, 13448, 16810, 26896, 33620, 67240, 134480]

約数ペア:

[(1, 134480), (2, 67240), (4, 33620), (5, 26896), (8, 16810), (10, 13448), (16, 8405), (20, 6724), (40, 3362), (41, 3280), (80, 1681), (82, 1640), (164, 820), (205, 656), (328, 410)]