About the Number

101189890

101189889 ← → 101189891

2進数表記:110000010000000100100000010

漢数字表記:一億百十八万九千八百九十

素因数分解:

2 1 × 5 1 × 31 1 × 191 1 × 1709 1

素因数の和:1938
約数の個数: 32
約数和(自身を含む): 189112320
約数和(自身を除く): 87922430

約数列:
[1, 2, 5, 10, 31, 62, 155, 191, 310, 382, 955, 1709, 1910, 3418, 5921, 8545, 11842, 17090, 29605, 52979, 59210, 105958, 264895, 326419, 529790, 652838, 1632095, 3264190, 10118989, 20237978, 50594945, 101189890]

約数ペア:
[(1, 101189890), (2, 50594945), (5, 20237978), (10, 10118989), (31, 3264190), (62, 1632095), (155, 652838), (191, 529790), (310, 326419), (382, 264895), (955, 105958), (1709, 59210), (1910, 52979), (3418, 29605), (5921, 17090), (8545, 11842)]

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