68597750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{21107}}^1$

素因数の和:21137

約数の個数: 32

約数和(自身を含む): 138299616

約数和(自身を除く): 69701866

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 1625, 3250, 21107, 42214, 105535, 211070, 274391, 527675, 548782, 1055350, 1371955, 2638375, 2743910, 5276750, 6859775, 13719550, 34298875, 68597750]

約数ペア:

[(1, 68597750), (2, 34298875), (5, 13719550), (10, 6859775), (13, 5276750), (25, 2743910), (26, 2638375), (50, 1371955), (65, 1055350), (125, 548782), (130, 527675), (250, 274391), (325, 211070), (650, 105535), (1625, 42214), (3250, 21107)]