331625480

素因数分解:

$2^3\times 5^1\times {\mathrm{1933}}^1\times {\mathrm{4289}}^1$

素因数の和:6233

約数の個数: 32

約数和(自身を含む): 746717400

約数和(自身を除く): 415091920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1933, 3866, 4289, 7732, 8578, 9665, 15464, 17156, 19330, 21445, 34312, 38660, 42890, 77320, 85780, 171560, 8290637, 16581274, 33162548, 41453185, 66325096, 82906370, 165812740, 331625480]

約数ペア:

[(1, 331625480), (2, 165812740), (4, 82906370), (5, 66325096), (8, 41453185), (10, 33162548), (20, 16581274), (40, 8290637), (1933, 171560), (3866, 85780), (4289, 77320), (7732, 42890), (8578, 38660), (9665, 34312), (15464, 21445), (17156, 19330)]