About the Number

27991100

27991099 ← → 27991101

2進数表記:1101010110001110000111100

漢数字表記:二千七百九十九万千百

素因数分解:

2 2 × 5 2 × 317 1 × 883 1

素因数の和:1214
約数の個数: 36
約数和(自身を含む): 61001304
約数和(自身を除く): 33010204

約数列:
[1, 2, 4, 5, 10, 20, 25, 50, 100, 317, 634, 883, 1268, 1585, 1766, 3170, 3532, 4415, 6340, 7925, 8830, 15850, 17660, 22075, 31700, 44150, 88300, 279911, 559822, 1119644, 1399555, 2799110, 5598220, 6997775, 13995550, 27991100]

約数ペア:
[(1, 27991100), (2, 13995550), (4, 6997775), (5, 5598220), (10, 2799110), (20, 1399555), (25, 1119644), (50, 559822), (100, 279911), (317, 88300), (634, 44150), (883, 31700), (1268, 22075), (1585, 17660), (1766, 15850), (3170, 8830), (3532, 7925), (4415, 6340)]

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