About the Number

90996640

90996639 ← → 90996641

2進数表記:101011011000111111110100000

漢数字表記:九千九十九万六千六百四十

素因数分解:

2 5 × 5 1 × 7 1 × 113 1 × 719 1

素因数の和:854
約数の個数: 96
約数和(自身を含む): 248209920
約数和(自身を除く): 157213280

約数列:
[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 113, 140, 160, 224, 226, 280, 452, 560, 565, 719, 791, 904, 1120, 1130, 1438, 1582, 1808, 2260, 2876, 3164, 3595, 3616, 3955, 4520, 5033, 5752, 6328, 7190, 7910, 9040, 10066, 11504, 12656, 14380, 15820, 18080, 20132, 23008, 25165, 25312, 28760, 31640, 40264, 50330, 57520, 63280, 80528, 81247, 100660, 115040, 126560, 161056, 162494, 201320, 324988, 402640, 406235, 568729, 649976, 805280, 812470, 1137458, 1299952, 1624940, 2274916, 2599904, 2843645, 3249880, 4549832, 5687290, 6499760, 9099664, 11374580, 12999520, 18199328, 22749160, 45498320, 90996640]

約数ペア:
[(1, 90996640), (2, 45498320), (4, 22749160), (5, 18199328), (7, 12999520), (8, 11374580), (10, 9099664), (14, 6499760), (16, 5687290), (20, 4549832), (28, 3249880), (32, 2843645), (35, 2599904), (40, 2274916), (56, 1624940), (70, 1299952), (80, 1137458), (112, 812470), (113, 805280), (140, 649976), (160, 568729), (224, 406235), (226, 402640), (280, 324988), (452, 201320), (560, 162494), (565, 161056), (719, 126560), (791, 115040), (904, 100660), (1120, 81247), (1130, 80528), (1438, 63280), (1582, 57520), (1808, 50330), (2260, 40264), (2876, 31640), (3164, 28760), (3595, 25312), (3616, 25165), (3955, 23008), (4520, 20132), (5033, 18080), (5752, 15820), (6328, 14380), (7190, 12656), (7910, 11504), (9040, 10066)]

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