About the Number

161009056

161009055 ← → 161009057

2進数表記:1001100110001100110110100000

漢数字表記:一億六千百万九千五十六

素因数分解:

2 5 × 13 1 × 349 1 × 1109 1

素因数の和:1481
約数の個数: 48
約数和(自身を含む): 342657000
約数和(自身を除く): 181647944

約数列:
[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 349, 416, 698, 1109, 1396, 2218, 2792, 4436, 4537, 5584, 8872, 9074, 11168, 14417, 17744, 18148, 28834, 35488, 36296, 57668, 72592, 115336, 145184, 230672, 387041, 461344, 774082, 1548164, 3096328, 5031533, 6192656, 10063066, 12385312, 20126132, 40252264, 80504528, 161009056]

約数ペア:
[(1, 161009056), (2, 80504528), (4, 40252264), (8, 20126132), (13, 12385312), (16, 10063066), (26, 6192656), (32, 5031533), (52, 3096328), (104, 1548164), (208, 774082), (349, 461344), (416, 387041), (698, 230672), (1109, 145184), (1396, 115336), (2218, 72592), (2792, 57668), (4436, 36296), (4537, 35488), (5584, 28834), (8872, 18148), (9074, 17744), (11168, 14417)]

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