1686100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1297}}^1$

素因数の和:1324

約数の個数: 36

約数和(自身を含む): 3943324

約数和(自身を除く): 2257224

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1297, 1300, 2594, 5188, 6485, 12970, 16861, 25940, 32425, 33722, 64850, 67444, 84305, 129700, 168610, 337220, 421525, 843050, 1686100]

約数ペア:

[(1, 1686100), (2, 843050), (4, 421525), (5, 337220), (10, 168610), (13, 129700), (20, 84305), (25, 67444), (26, 64850), (50, 33722), (52, 32425), (65, 25940), (100, 16861), (130, 12970), (260, 6485), (325, 5188), (650, 2594), (1297, 1300)]