71142890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{78179}}^1$

素因数の和:78206

約数の個数: 32

約数和(自身を含む): 157610880

約数和(自身を除く): 86467990

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 78179, 156358, 390895, 547253, 781790, 1016327, 1094506, 2032654, 2736265, 5081635, 5472530, 7114289, 10163270, 14228578, 35571445, 71142890]

約数ペア:

[(1, 71142890), (2, 35571445), (5, 14228578), (7, 10163270), (10, 7114289), (13, 5472530), (14, 5081635), (26, 2736265), (35, 2032654), (65, 1094506), (70, 1016327), (91, 781790), (130, 547253), (182, 390895), (455, 156358), (910, 78179)]