85916620

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{709}}^1$

素因数の和:874

約数の個数: 48

約数和(自身を含む): 185361120

約数和(自身を除く): 99444500

約数列:

[1, 2, 4, 5, 10, 20, 73, 83, 146, 166, 292, 332, 365, 415, 709, 730, 830, 1418, 1460, 1660, 2836, 3545, 6059, 7090, 12118, 14180, 24236, 30295, 51757, 58847, 60590, 103514, 117694, 121180, 207028, 235388, 258785, 294235, 517570, 588470, 1035140, 1176940, 4295831, 8591662, 17183324, 21479155, 42958310, 85916620]

約数ペア:

[(1, 85916620), (2, 42958310), (4, 21479155), (5, 17183324), (10, 8591662), (20, 4295831), (73, 1176940), (83, 1035140), (146, 588470), (166, 517570), (292, 294235), (332, 258785), (365, 235388), (415, 207028), (709, 121180), (730, 117694), (830, 103514), (1418, 60590), (1460, 58847), (1660, 51757), (2836, 30295), (3545, 24236), (6059, 14180), (7090, 12118)]