537920

素因数分解:

$2^6\times 5^1\times {\mathrm{41}}^2$

素因数の和:99

約数の個数: 42

約数和(自身を含む): 1312926

約数和(自身を除く): 775006

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 160, 164, 205, 320, 328, 410, 656, 820, 1312, 1640, 1681, 2624, 3280, 3362, 6560, 6724, 8405, 13120, 13448, 16810, 26896, 33620, 53792, 67240, 107584, 134480, 268960, 537920]

約数ペア:

[(1, 537920), (2, 268960), (4, 134480), (5, 107584), (8, 67240), (10, 53792), (16, 33620), (20, 26896), (32, 16810), (40, 13448), (41, 13120), (64, 8405), (80, 6724), (82, 6560), (160, 3362), (164, 3280), (205, 2624), (320, 1681), (328, 1640), (410, 1312), (656, 820)]