About the Number

472990105

472990104 ← → 472990106

2進数表記:11100001100010100000110011001

漢数字表記:四億七千二百九十九万百五

素因数分解:

5 1 × 7 1 × 181 1 × 197 1 × 379 1

素因数の和:769
約数の個数: 32
約数和(自身を含む): 657296640
約数和(自身を除く): 184306535

約数列:
[1, 5, 7, 35, 181, 197, 379, 905, 985, 1267, 1379, 1895, 2653, 6335, 6895, 13265, 35657, 68599, 74663, 178285, 249599, 342995, 373315, 480193, 522641, 1247995, 2400965, 2613205, 13514003, 67570015, 94598021, 472990105]

約数ペア:
[(1, 472990105), (5, 94598021), (7, 67570015), (35, 13514003), (181, 2613205), (197, 2400965), (379, 1247995), (905, 522641), (985, 480193), (1267, 373315), (1379, 342995), (1895, 249599), (2653, 178285), (6335, 74663), (6895, 68599), (13265, 35657)]

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