About the Number

201980172

201980171 ← → 201980173

2進数表記:1100000010011111100100001100

漢数字表記:二億百九十八万百七十二

素因数分解:

2 2 × 3 1 × 211 1 × 241 1 × 331 1

素因数の和:790
約数の個数: 48
約数和(自身を含む): 476921984
約数和(自身を除く): 274941812

約数列:
[1, 2, 3, 4, 6, 12, 211, 241, 331, 422, 482, 633, 662, 723, 844, 964, 993, 1266, 1324, 1446, 1986, 2532, 2892, 3972, 50851, 69841, 79771, 101702, 139682, 152553, 159542, 203404, 209523, 239313, 279364, 305106, 319084, 419046, 478626, 610212, 838092, 957252, 16831681, 33663362, 50495043, 67326724, 100990086, 201980172]

約数ペア:
[(1, 201980172), (2, 100990086), (3, 67326724), (4, 50495043), (6, 33663362), (12, 16831681), (211, 957252), (241, 838092), (331, 610212), (422, 478626), (482, 419046), (633, 319084), (662, 305106), (723, 279364), (844, 239313), (964, 209523), (993, 203404), (1266, 159542), (1324, 152553), (1446, 139682), (1986, 101702), (2532, 79771), (2892, 69841), (3972, 50851)]

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