About the Number

80984920

80984919 ← → 80984921

2進数表記:100110100111011101101011000

漢数字表記:八千九十八万四千九百二十

素因数分解:

2 3 × 5 1 × 163 1 × 12421 1

素因数の和:12595
約数の個数: 32
約数和(自身を含む): 183348720
約数和(自身を除く): 102363800

約数列:
[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 652, 815, 1304, 1630, 3260, 6520, 12421, 24842, 49684, 62105, 99368, 124210, 248420, 496840, 2024623, 4049246, 8098492, 10123115, 16196984, 20246230, 40492460, 80984920]

約数ペア:
[(1, 80984920), (2, 40492460), (4, 20246230), (5, 16196984), (8, 10123115), (10, 8098492), (20, 4049246), (40, 2024623), (163, 496840), (326, 248420), (652, 124210), (815, 99368), (1304, 62105), (1630, 49684), (3260, 24842), (6520, 12421)]

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