About the Number

130742872

130742871 ← → 130742873

2進数表記:111110010101111101001011000

漢数字表記:一億三千七十四万二千八百七十二

素因数分解:

2 3 × 13 1 × 31 1 × 107 1 × 379 1

素因数の和:536
約数の個数: 64
約数和(自身を含む): 275788800
約数和(自身を除く): 145045928

約数列:
[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 107, 124, 214, 248, 379, 403, 428, 758, 806, 856, 1391, 1516, 1612, 2782, 3032, 3224, 3317, 4927, 5564, 6634, 9854, 11128, 11749, 13268, 19708, 23498, 26536, 39416, 40553, 43121, 46996, 81106, 86242, 93992, 152737, 162212, 172484, 305474, 324424, 344968, 527189, 610948, 1054378, 1221896, 1257143, 2108756, 2514286, 4217512, 5028572, 10057144, 16342859, 32685718, 65371436, 130742872]

約数ペア:
[(1, 130742872), (2, 65371436), (4, 32685718), (8, 16342859), (13, 10057144), (26, 5028572), (31, 4217512), (52, 2514286), (62, 2108756), (104, 1257143), (107, 1221896), (124, 1054378), (214, 610948), (248, 527189), (379, 344968), (403, 324424), (428, 305474), (758, 172484), (806, 162212), (856, 152737), (1391, 93992), (1516, 86242), (1612, 81106), (2782, 46996), (3032, 43121), (3224, 40553), (3317, 39416), (4927, 26536), (5564, 23498), (6634, 19708), (9854, 13268), (11128, 11749)]

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