About the Number

131891712

131891711 ← → 131891713

2進数表記:111110111001000001000000000

漢数字表記:一億三千百八十九万千七百十二

素因数分解:

2 9 × 3 1 × 17 1 × 5051 1

素因数の和:5089
約数の個数: 80
約数和(自身を含む): 372110112
約数和(自身を除く): 240218400

約数列:
[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 64, 68, 96, 102, 128, 136, 192, 204, 256, 272, 384, 408, 512, 544, 768, 816, 1088, 1536, 1632, 2176, 3264, 4352, 5051, 6528, 8704, 10102, 13056, 15153, 20204, 26112, 30306, 40408, 60612, 80816, 85867, 121224, 161632, 171734, 242448, 257601, 323264, 343468, 484896, 515202, 646528, 686936, 969792, 1030404, 1293056, 1373872, 1939584, 2060808, 2586112, 2747744, 3879168, 4121616, 5495488, 7758336, 8243232, 10990976, 16486464, 21981952, 32972928, 43963904, 65945856, 131891712]

約数ペア:
[(1, 131891712), (2, 65945856), (3, 43963904), (4, 32972928), (6, 21981952), (8, 16486464), (12, 10990976), (16, 8243232), (17, 7758336), (24, 5495488), (32, 4121616), (34, 3879168), (48, 2747744), (51, 2586112), (64, 2060808), (68, 1939584), (96, 1373872), (102, 1293056), (128, 1030404), (136, 969792), (192, 686936), (204, 646528), (256, 515202), (272, 484896), (384, 343468), (408, 323264), (512, 257601), (544, 242448), (768, 171734), (816, 161632), (1088, 121224), (1536, 85867), (1632, 80816), (2176, 60612), (3264, 40408), (4352, 30306), (5051, 26112), (6528, 20204), (8704, 15153), (10102, 13056)]

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