126413260

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1\times {\mathrm{317}}^1$

素因数の和:610

約数の個数: 48

約数和(自身を含む): 270111744

約数和(自身を除く): 143698484

約数列:

[1, 2, 4, 5, 10, 20, 127, 157, 254, 314, 317, 508, 628, 634, 635, 785, 1268, 1270, 1570, 1585, 2540, 3140, 3170, 6340, 19939, 39878, 40259, 49769, 79756, 80518, 99538, 99695, 161036, 199076, 199390, 201295, 248845, 398780, 402590, 497690, 805180, 995380, 6320663, 12641326, 25282652, 31603315, 63206630, 126413260]

約数ペア:

[(1, 126413260), (2, 63206630), (4, 31603315), (5, 25282652), (10, 12641326), (20, 6320663), (127, 995380), (157, 805180), (254, 497690), (314, 402590), (317, 398780), (508, 248845), (628, 201295), (634, 199390), (635, 199076), (785, 161036), (1268, 99695), (1270, 99538), (1570, 80518), (1585, 79756), (2540, 49769), (3140, 40259), (3170, 39878), (6340, 19939)]