About the Number

72509930

72509929 ← → 72509931

2進数表記:100010100100110100111101010

漢数字表記:七千二百五十万九千九百三十

素因数分解:

2 1 × 5 1 × 17 1 × 31 1 × 13759 1

素因数の和:13814
約数の個数: 32
約数和(自身を含む): 142663680
約数和(自身を除く): 70153750

約数列:
[1, 2, 5, 10, 17, 31, 34, 62, 85, 155, 170, 310, 527, 1054, 2635, 5270, 13759, 27518, 68795, 137590, 233903, 426529, 467806, 853058, 1169515, 2132645, 2339030, 4265290, 7250993, 14501986, 36254965, 72509930]

約数ペア:
[(1, 72509930), (2, 36254965), (5, 14501986), (10, 7250993), (17, 4265290), (31, 2339030), (34, 2132645), (62, 1169515), (85, 853058), (155, 467806), (170, 426529), (310, 233903), (527, 137590), (1054, 68795), (2635, 27518), (5270, 13759)]

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