About the Number

616645490

616645489 ← → 616645491

2進数表記:100100110000010100001101110010

漢数字表記:六億千六百六十四万五千四百九十

素因数分解:

2 1 × 5 1 × 31 1 × 97 1 × 20507 1

素因数の和:20642
約数の個数: 32
約数和(自身を含む): 1157635584
約数和(自身を除く): 540990094

約数列:
[1, 2, 5, 10, 31, 62, 97, 155, 194, 310, 485, 970, 3007, 6014, 15035, 20507, 30070, 41014, 102535, 205070, 635717, 1271434, 1989179, 3178585, 3978358, 6357170, 9945895, 19891790, 61664549, 123329098, 308322745, 616645490]

約数ペア:
[(1, 616645490), (2, 308322745), (5, 123329098), (10, 61664549), (31, 19891790), (62, 9945895), (97, 6357170), (155, 3978358), (194, 3178585), (310, 1989179), (485, 1271434), (970, 635717), (3007, 205070), (6014, 102535), (15035, 41014), (20507, 30070)]

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