About the Number

161164890

161164889 ← → 161164891

2進数表記:1001100110110010111001011010

漢数字表記:一億六千百十六万四千八百九十

素因数分解:

2 1 × 3 5 × 5 1 × 29 1 × 2287 1

素因数の和:2338
約数の個数: 96
約数和(自身を含む): 449729280
約数和(自身を除く): 288564390

約数列:
[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 29, 30, 45, 54, 58, 81, 87, 90, 135, 145, 162, 174, 243, 261, 270, 290, 405, 435, 486, 522, 783, 810, 870, 1215, 1305, 1566, 2287, 2349, 2430, 2610, 3915, 4574, 4698, 6861, 7047, 7830, 11435, 11745, 13722, 14094, 20583, 22870, 23490, 34305, 35235, 41166, 61749, 66323, 68610, 70470, 102915, 123498, 132646, 185247, 198969, 205830, 308745, 331615, 370494, 397938, 555741, 596907, 617490, 663230, 926235, 994845, 1111482, 1193814, 1790721, 1852470, 1989690, 2778705, 2984535, 3581442, 5372163, 5557410, 5969070, 8953605, 10744326, 16116489, 17907210, 26860815, 32232978, 53721630, 80582445, 161164890]

約数ペア:
[(1, 161164890), (2, 80582445), (3, 53721630), (5, 32232978), (6, 26860815), (9, 17907210), (10, 16116489), (15, 10744326), (18, 8953605), (27, 5969070), (29, 5557410), (30, 5372163), (45, 3581442), (54, 2984535), (58, 2778705), (81, 1989690), (87, 1852470), (90, 1790721), (135, 1193814), (145, 1111482), (162, 994845), (174, 926235), (243, 663230), (261, 617490), (270, 596907), (290, 555741), (405, 397938), (435, 370494), (486, 331615), (522, 308745), (783, 205830), (810, 198969), (870, 185247), (1215, 132646), (1305, 123498), (1566, 102915), (2287, 70470), (2349, 68610), (2430, 66323), (2610, 61749), (3915, 41166), (4574, 35235), (4698, 34305), (6861, 23490), (7047, 22870), (7830, 20583), (11435, 14094), (11745, 13722)]

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