About the Number

90103890

90103889 ← → 90103891

2進数表記:101010111101110000001010010

漢数字表記:九千十万三千八百九十

素因数分解:

2 1 × 3 1 × 5 1 × 19 1 × 158077 1

素因数の和:158106
約数の個数: 32
約数和(自身を含む): 227632320
約数和(自身を除く): 137528430

約数列:
[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 190, 285, 570, 158077, 316154, 474231, 790385, 948462, 1580770, 2371155, 3003463, 4742310, 6006926, 9010389, 15017315, 18020778, 30034630, 45051945, 90103890]

約数ペア:
[(1, 90103890), (2, 45051945), (3, 30034630), (5, 18020778), (6, 15017315), (10, 9010389), (15, 6006926), (19, 4742310), (30, 3003463), (38, 2371155), (57, 1580770), (95, 948462), (114, 790385), (190, 474231), (285, 316154), (570, 158077)]

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