About the Number

897949968

897949967 ← → 897949969

2進数表記:110101100001011010000100010000

漢数字表記:八億九千七百九十四万九千九百六十八

素因数分解:

2 4 × 3 1 × 29 1 × 31 1 × 20809 1

素因数の和:20880
約数の個数: 80
約数和(自身を含む): 2477222400
約数和(自身を除く): 1579272432

約数列:
[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 31, 48, 58, 62, 87, 93, 116, 124, 174, 186, 232, 248, 348, 372, 464, 496, 696, 744, 899, 1392, 1488, 1798, 2697, 3596, 5394, 7192, 10788, 14384, 20809, 21576, 41618, 43152, 62427, 83236, 124854, 166472, 249708, 332944, 499416, 603461, 645079, 998832, 1206922, 1290158, 1810383, 1935237, 2413844, 2580316, 3620766, 3870474, 4827688, 5160632, 7241532, 7740948, 9655376, 10321264, 14483064, 15481896, 18707291, 28966128, 30963792, 37414582, 56121873, 74829164, 112243746, 149658328, 224487492, 299316656, 448974984, 897949968]

約数ペア:
[(1, 897949968), (2, 448974984), (3, 299316656), (4, 224487492), (6, 149658328), (8, 112243746), (12, 74829164), (16, 56121873), (24, 37414582), (29, 30963792), (31, 28966128), (48, 18707291), (58, 15481896), (62, 14483064), (87, 10321264), (93, 9655376), (116, 7740948), (124, 7241532), (174, 5160632), (186, 4827688), (232, 3870474), (248, 3620766), (348, 2580316), (372, 2413844), (464, 1935237), (496, 1810383), (696, 1290158), (744, 1206922), (899, 998832), (1392, 645079), (1488, 603461), (1798, 499416), (2697, 332944), (3596, 249708), (5394, 166472), (7192, 124854), (10788, 83236), (14384, 62427), (20809, 43152), (21576, 41618)]

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