51026430

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{18691}}^1$

素因数の和:18721

約数の個数: 64

約数和(自身を含む): 150732288

約数和(自身を除く): 99705858

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 182, 195, 210, 273, 390, 455, 546, 910, 1365, 2730, 18691, 37382, 56073, 93455, 112146, 130837, 186910, 242983, 261674, 280365, 392511, 485966, 560730, 654185, 728949, 785022, 1214915, 1308370, 1457898, 1700881, 1962555, 2429830, 3401762, 3644745, 3925110, 5102643, 7289490, 8504405, 10205286, 17008810, 25513215, 51026430]

約数ペア:

[(1, 51026430), (2, 25513215), (3, 17008810), (5, 10205286), (6, 8504405), (7, 7289490), (10, 5102643), (13, 3925110), (14, 3644745), (15, 3401762), (21, 2429830), (26, 1962555), (30, 1700881), (35, 1457898), (39, 1308370), (42, 1214915), (65, 785022), (70, 728949), (78, 654185), (91, 560730), (105, 485966), (130, 392511), (182, 280365), (195, 261674), (210, 242983), (273, 186910), (390, 130837), (455, 112146), (546, 93455), (910, 56073), (1365, 37382), (2730, 18691)]