About the Number

201385856

201385855 ← → 201385857

2進数表記:1100000000001110011110000000

漢数字表記:二億百三十八万五千八百五十六

素因数分解:

2 7 × 7 1 × 43 1 × 5227 1

素因数の和:5291
約数の個数: 64
約数和(自身を含む): 469265280
約数和(自身を除く): 267879424

約数列:
[1, 2, 4, 7, 8, 14, 16, 28, 32, 43, 56, 64, 86, 112, 128, 172, 224, 301, 344, 448, 602, 688, 896, 1204, 1376, 2408, 2752, 4816, 5227, 5504, 9632, 10454, 19264, 20908, 36589, 38528, 41816, 73178, 83632, 146356, 167264, 224761, 292712, 334528, 449522, 585424, 669056, 899044, 1170848, 1573327, 1798088, 2341696, 3146654, 3596176, 4683392, 6293308, 7192352, 12586616, 14384704, 25173232, 28769408, 50346464, 100692928, 201385856]

約数ペア:
[(1, 201385856), (2, 100692928), (4, 50346464), (7, 28769408), (8, 25173232), (14, 14384704), (16, 12586616), (28, 7192352), (32, 6293308), (43, 4683392), (56, 3596176), (64, 3146654), (86, 2341696), (112, 1798088), (128, 1573327), (172, 1170848), (224, 899044), (301, 669056), (344, 585424), (448, 449522), (602, 334528), (688, 292712), (896, 224761), (1204, 167264), (1376, 146356), (2408, 83632), (2752, 73178), (4816, 41816), (5227, 38528), (5504, 36589), (9632, 20908), (10454, 19264)]

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