About the Number

172108690

172108689 ← → 172108691

2進数表記:1010010000100010101110010010

漢数字表記:一億七千二百十万八千六百九十

素因数分解:

2 1 × 5 1 × 13 1 × 829 1 × 1597 1

素因数の和:2446
約数の個数: 32
約数和(自身を含む): 334237680
約数和(自身を除く): 162128990

約数列:
[1, 2, 5, 10, 13, 26, 65, 130, 829, 1597, 1658, 3194, 4145, 7985, 8290, 10777, 15970, 20761, 21554, 41522, 53885, 103805, 107770, 207610, 1323913, 2647826, 6619565, 13239130, 17210869, 34421738, 86054345, 172108690]

約数ペア:
[(1, 172108690), (2, 86054345), (5, 34421738), (10, 17210869), (13, 13239130), (26, 6619565), (65, 2647826), (130, 1323913), (829, 207610), (1597, 107770), (1658, 103805), (3194, 53885), (4145, 41522), (7985, 21554), (8290, 20761), (10777, 15970)]

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