26623160

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{389}}^1$

素因数の和:488

約数の個数: 64

約数和(自身を含む): 63180000

約数和(自身を除く): 36556840

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 59, 116, 118, 145, 232, 236, 290, 295, 389, 472, 580, 590, 778, 1160, 1180, 1556, 1711, 1945, 2360, 3112, 3422, 3890, 6844, 7780, 8555, 11281, 13688, 15560, 17110, 22562, 22951, 34220, 45124, 45902, 56405, 68440, 90248, 91804, 112810, 114755, 183608, 225620, 229510, 451240, 459020, 665579, 918040, 1331158, 2662316, 3327895, 5324632, 6655790, 13311580, 26623160]

約数ペア:

[(1, 26623160), (2, 13311580), (4, 6655790), (5, 5324632), (8, 3327895), (10, 2662316), (20, 1331158), (29, 918040), (40, 665579), (58, 459020), (59, 451240), (116, 229510), (118, 225620), (145, 183608), (232, 114755), (236, 112810), (290, 91804), (295, 90248), (389, 68440), (472, 56405), (580, 45902), (590, 45124), (778, 34220), (1160, 22951), (1180, 22562), (1556, 17110), (1711, 15560), (1945, 13688), (2360, 11281), (3112, 8555), (3422, 7780), (3890, 6844)]