7680100

素因数分解:

$2^2\times 5^2\times {\mathrm{76801}}^1$

素因数の和:76815

約数の個数: 18

約数和(自身を含む): 16666034

約数和(自身を除く): 8985934

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 76801, 153602, 307204, 384005, 768010, 1536020, 1920025, 3840050, 7680100]

約数ペア:

[(1, 7680100), (2, 3840050), (4, 1920025), (5, 1536020), (10, 768010), (20, 384005), (25, 307204), (50, 153602), (100, 76801)]