About the Number

100072890

100072889 ← → 100072891

2進数表記:101111101101111110110111010

漢数字表記:一億七万二千八百九十

素因数分解:

2 1 × 3 2 × 5 1 × 1111921 1

素因数の和:1111934
約数の個数: 24
約数和(自身を含む): 260189748
約数和(自身を除く): 160116858

約数列:
[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 1111921, 2223842, 3335763, 5559605, 6671526, 10007289, 11119210, 16678815, 20014578, 33357630, 50036445, 100072890]

約数ペア:
[(1, 100072890), (2, 50036445), (3, 33357630), (5, 20014578), (6, 16678815), (9, 11119210), (10, 10007289), (15, 6671526), (18, 5559605), (30, 3335763), (45, 2223842), (90, 1111921)]

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