133084520

素因数分解:

$2^3\times 5^1\times {\mathrm{1723}}^1\times {\mathrm{1931}}^1$

素因数の和:3665

約数の個数: 32

約数和(自身を含む): 299769120

約数和(自身を除く): 166684600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1723, 1931, 3446, 3862, 6892, 7724, 8615, 9655, 13784, 15448, 17230, 19310, 34460, 38620, 68920, 77240, 3327113, 6654226, 13308452, 16635565, 26616904, 33271130, 66542260, 133084520]

約数ペア:

[(1, 133084520), (2, 66542260), (4, 33271130), (5, 26616904), (8, 16635565), (10, 13308452), (20, 6654226), (40, 3327113), (1723, 77240), (1931, 68920), (3446, 38620), (3862, 34460), (6892, 19310), (7724, 17230), (8615, 15448), (9655, 13784)]