6421300

素因数分解:

$2^2\times 5^2\times {\mathrm{157}}^1\times {\mathrm{409}}^1$

素因数の和:580

約数の個数: 36

約数和(自身を含む): 14057260

約数和(自身を除く): 7635960

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 157, 314, 409, 628, 785, 818, 1570, 1636, 2045, 3140, 3925, 4090, 7850, 8180, 10225, 15700, 20450, 40900, 64213, 128426, 256852, 321065, 642130, 1284260, 1605325, 3210650, 6421300]

約数ペア:

[(1, 6421300), (2, 3210650), (4, 1605325), (5, 1284260), (10, 642130), (20, 321065), (25, 256852), (50, 128426), (100, 64213), (157, 40900), (314, 20450), (409, 15700), (628, 10225), (785, 8180), (818, 7850), (1570, 4090), (1636, 3925), (2045, 3140)]