About the Number

81465664

81465663 ← → 81465665

2進数表記:100110110110001000101000000

漢数字表記:八千百四十六万五千六百六十四

素因数分解:

2 6 × 7 1 × 47 1 × 53 1 × 73 1

素因数の和:192
約数の個数: 112
約数和(自身を含む): 194876928
約数和(自身を除く): 113411264

約数列:
[1, 2, 4, 7, 8, 14, 16, 28, 32, 47, 53, 56, 64, 73, 94, 106, 112, 146, 188, 212, 224, 292, 329, 371, 376, 424, 448, 511, 584, 658, 742, 752, 848, 1022, 1168, 1316, 1484, 1504, 1696, 2044, 2336, 2491, 2632, 2968, 3008, 3392, 3431, 3869, 4088, 4672, 4982, 5264, 5936, 6862, 7738, 8176, 9964, 10528, 11872, 13724, 15476, 16352, 17437, 19928, 21056, 23744, 24017, 27083, 27448, 30952, 32704, 34874, 39856, 48034, 54166, 54896, 61904, 69748, 79712, 96068, 108332, 109792, 123808, 139496, 159424, 181843, 192136, 216664, 219584, 247616, 278992, 363686, 384272, 433328, 557984, 727372, 768544, 866656, 1115968, 1272901, 1454744, 1537088, 1733312, 2545802, 2909488, 5091604, 5818976, 10183208, 11637952, 20366416, 40732832, 81465664]

約数ペア:
[(1, 81465664), (2, 40732832), (4, 20366416), (7, 11637952), (8, 10183208), (14, 5818976), (16, 5091604), (28, 2909488), (32, 2545802), (47, 1733312), (53, 1537088), (56, 1454744), (64, 1272901), (73, 1115968), (94, 866656), (106, 768544), (112, 727372), (146, 557984), (188, 433328), (212, 384272), (224, 363686), (292, 278992), (329, 247616), (371, 219584), (376, 216664), (424, 192136), (448, 181843), (511, 159424), (584, 139496), (658, 123808), (742, 109792), (752, 108332), (848, 96068), (1022, 79712), (1168, 69748), (1316, 61904), (1484, 54896), (1504, 54166), (1696, 48034), (2044, 39856), (2336, 34874), (2491, 32704), (2632, 30952), (2968, 27448), (3008, 27083), (3392, 24017), (3431, 23744), (3869, 21056), (4088, 19928), (4672, 17437), (4982, 16352), (5264, 15476), (5936, 13724), (6862, 11872), (7738, 10528), (8176, 9964)]

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