About the Number

108988490

108988489 ← → 108988491

2進数表記:110011111110000100001001010

漢数字表記:一億八百九十八万八千四百九十

素因数分解:

2 1 × 5 1 × 13 1 × 23 1 × 36451 1

素因数の和:36494
約数の個数: 32
約数和(自身を含む): 220461696
約数和(自身を除く): 111473206

約数列:
[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 230, 299, 598, 1495, 2990, 36451, 72902, 182255, 364510, 473863, 838373, 947726, 1676746, 2369315, 4191865, 4738630, 8383730, 10898849, 21797698, 54494245, 108988490]

約数ペア:
[(1, 108988490), (2, 54494245), (5, 21797698), (10, 10898849), (13, 8383730), (23, 4738630), (26, 4191865), (46, 2369315), (65, 1676746), (115, 947726), (130, 838373), (230, 473863), (299, 364510), (598, 182255), (1495, 72902), (2990, 36451)]

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