About the Number

228818625

228818624 ← → 228818626

2進数表記:1101101000110111111011000001

漢数字表記:二億二千八百八十一万八千六百二十五

素因数分解:

3 1 × 5 3 × 7 1 × 61 1 × 1429 1

素因数の和:1515
約数の個数: 64
約数和(自身を含む): 442590720
約数和(自身を除く): 213772095

約数列:
[1, 3, 5, 7, 15, 21, 25, 35, 61, 75, 105, 125, 175, 183, 305, 375, 427, 525, 875, 915, 1281, 1429, 1525, 2135, 2625, 4287, 4575, 6405, 7145, 7625, 10003, 10675, 21435, 22875, 30009, 32025, 35725, 50015, 53375, 87169, 107175, 150045, 160125, 178625, 250075, 261507, 435845, 535875, 610183, 750225, 1250375, 1307535, 1830549, 2179225, 3050915, 3751125, 6537675, 9152745, 10896125, 15254575, 32688375, 45763725, 76272875, 228818625]

約数ペア:
[(1, 228818625), (3, 76272875), (5, 45763725), (7, 32688375), (15, 15254575), (21, 10896125), (25, 9152745), (35, 6537675), (61, 3751125), (75, 3050915), (105, 2179225), (125, 1830549), (175, 1307535), (183, 1250375), (305, 750225), (375, 610183), (427, 535875), (525, 435845), (875, 261507), (915, 250075), (1281, 178625), (1429, 160125), (1525, 150045), (2135, 107175), (2625, 87169), (4287, 53375), (4575, 50015), (6405, 35725), (7145, 32025), (7625, 30009), (10003, 22875), (10675, 21435)]

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