66740990

素因数分解:

$2^1\times 5^1\times {\mathrm{313}}^1\times {\mathrm{21323}}^1$

素因数の和:21643

約数の個数: 16

約数和(自身を含む): 120523248

約数和(自身を除く): 53782258

約数列:

[1, 2, 5, 10, 313, 626, 1565, 3130, 21323, 42646, 106615, 213230, 6674099, 13348198, 33370495, 66740990]

約数ペア:

[(1, 66740990), (2, 33370495), (5, 13348198), (10, 6674099), (313, 213230), (626, 106615), (1565, 42646), (3130, 21323)]