888970810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{4909}}^1$

素因数の和:5135

約数の個数: 64

約数和(自身を含む): 1979712000

約数和(自身を除く): 1090741190

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 199, 398, 455, 910, 995, 1393, 1990, 2587, 2786, 4909, 5174, 6965, 9818, 12935, 13930, 18109, 24545, 25870, 34363, 36218, 49090, 63817, 68726, 90545, 127634, 171815, 181090, 319085, 343630, 446719, 638170, 893438, 976891, 1953782, 2233595, 4467190, 4884455, 6838237, 9768910, 12699583, 13676474, 25399166, 34191185, 63497915, 68382370, 88897081, 126995830, 177794162, 444485405, 888970810]

約数ペア:

[(1, 888970810), (2, 444485405), (5, 177794162), (7, 126995830), (10, 88897081), (13, 68382370), (14, 63497915), (26, 34191185), (35, 25399166), (65, 13676474), (70, 12699583), (91, 9768910), (130, 6838237), (182, 4884455), (199, 4467190), (398, 2233595), (455, 1953782), (910, 976891), (995, 893438), (1393, 638170), (1990, 446719), (2587, 343630), (2786, 319085), (4909, 181090), (5174, 171815), (6965, 127634), (9818, 90545), (12935, 68726), (13930, 63817), (18109, 49090), (24545, 36218), (25870, 34363)]