65801990

素因数分解:

$2^1\times 5^1\times {\mathrm{313}}^1\times {\mathrm{21023}}^1$

素因数の和:21343

約数の個数: 16

約数和(自身を含む): 118827648

約数和(自身を除く): 53025658

約数列:

[1, 2, 5, 10, 313, 626, 1565, 3130, 21023, 42046, 105115, 210230, 6580199, 13160398, 32900995, 65801990]

約数ペア:

[(1, 65801990), (2, 32900995), (5, 13160398), (10, 6580199), (313, 210230), (626, 105115), (1565, 42046), (3130, 21023)]