1640986510

素因数分解:

$2^1\times 5^1\times {\mathrm{10099}}^1\times {\mathrm{16249}}^1$

素因数の和:26355

約数の個数: 16

約数和(自身を含む): 2954250000

約数和(自身を除く): 1313263490

約数列:

[1, 2, 5, 10, 10099, 16249, 20198, 32498, 50495, 81245, 100990, 162490, 164098651, 328197302, 820493255, 1640986510]

約数ペア:

[(1, 1640986510), (2, 820493255), (5, 328197302), (10, 164098651), (10099, 162490), (16249, 100990), (20198, 81245), (32498, 50495)]