About the Number

78800990

78800989 ← → 78800991

2進数表記:100101100100110100001011110

漢数字表記:七千八百八十万九百九十

素因数分解:

2 1 × 5 1 × 23 1 × 59 1 × 5807 1

素因数の和:5896
約数の個数: 32
約数和(自身を含む): 150543360
約数和(自身を除く): 71742370

約数列:
[1, 2, 5, 10, 23, 46, 59, 115, 118, 230, 295, 590, 1357, 2714, 5807, 6785, 11614, 13570, 29035, 58070, 133561, 267122, 342613, 667805, 685226, 1335610, 1713065, 3426130, 7880099, 15760198, 39400495, 78800990]

約数ペア:
[(1, 78800990), (2, 39400495), (5, 15760198), (10, 7880099), (23, 3426130), (46, 1713065), (59, 1335610), (115, 685226), (118, 667805), (230, 342613), (295, 267122), (590, 133561), (1357, 58070), (2714, 29035), (5807, 13570), (6785, 11614)]

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