About the Number

13012090

13012089 ← → 13012091

2進数表記:110001101000110001111010

漢数字表記:千三百一万二千九十

素因数分解:

2 1 × 5 1 × 7 1 × 13 1 × 79 1 × 181 1

素因数の和:287
約数の個数: 64
約数和(自身を含む): 29352960
約数和(自身を除く): 16340870

約数列:
[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 79, 91, 130, 158, 181, 182, 362, 395, 455, 553, 790, 905, 910, 1027, 1106, 1267, 1810, 2054, 2353, 2534, 2765, 4706, 5135, 5530, 6335, 7189, 10270, 11765, 12670, 14299, 14378, 16471, 23530, 28598, 32942, 35945, 71495, 71890, 82355, 100093, 142990, 164710, 185887, 200186, 371774, 500465, 929435, 1000930, 1301209, 1858870, 2602418, 6506045, 13012090]

約数ペア:
[(1, 13012090), (2, 6506045), (5, 2602418), (7, 1858870), (10, 1301209), (13, 1000930), (14, 929435), (26, 500465), (35, 371774), (65, 200186), (70, 185887), (79, 164710), (91, 142990), (130, 100093), (158, 82355), (181, 71890), (182, 71495), (362, 35945), (395, 32942), (455, 28598), (553, 23530), (790, 16471), (905, 14378), (910, 14299), (1027, 12670), (1106, 11765), (1267, 10270), (1810, 7189), (2054, 6335), (2353, 5530), (2534, 5135), (2765, 4706)]

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