64752040

素因数分解:

$2^3\times 5^1\times {\mathrm{229}}^1\times {\mathrm{7069}}^1$

素因数の和:7309

約数の個数: 32

約数和(自身を含む): 146349000

約数和(自身を除く): 81596960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 229, 458, 916, 1145, 1832, 2290, 4580, 7069, 9160, 14138, 28276, 35345, 56552, 70690, 141380, 282760, 1618801, 3237602, 6475204, 8094005, 12950408, 16188010, 32376020, 64752040]

約数ペア:

[(1, 64752040), (2, 32376020), (4, 16188010), (5, 12950408), (8, 8094005), (10, 6475204), (20, 3237602), (40, 1618801), (229, 282760), (458, 141380), (916, 70690), (1145, 56552), (1832, 35345), (2290, 28276), (4580, 14138), (7069, 9160)]