61871530

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1$

素因数の和:355

約数の個数: 64

約数和(自身を含む): 131880960

約数和(自身を除く): 70009430

約数列:

[1, 2, 5, 7, 10, 14, 35, 59, 70, 71, 118, 142, 211, 295, 355, 413, 422, 497, 590, 710, 826, 994, 1055, 1477, 2065, 2110, 2485, 2954, 4130, 4189, 4970, 7385, 8378, 12449, 14770, 14981, 20945, 24898, 29323, 29962, 41890, 58646, 62245, 74905, 87143, 104867, 124490, 146615, 149810, 174286, 209734, 293230, 435715, 524335, 871430, 883879, 1048670, 1767758, 4419395, 6187153, 8838790, 12374306, 30935765, 61871530]

約数ペア:

[(1, 61871530), (2, 30935765), (5, 12374306), (7, 8838790), (10, 6187153), (14, 4419395), (35, 1767758), (59, 1048670), (70, 883879), (71, 871430), (118, 524335), (142, 435715), (211, 293230), (295, 209734), (355, 174286), (413, 149810), (422, 146615), (497, 124490), (590, 104867), (710, 87143), (826, 74905), (994, 62245), (1055, 58646), (1477, 41890), (2065, 29962), (2110, 29323), (2485, 24898), (2954, 20945), (4130, 14981), (4189, 14770), (4970, 12449), (7385, 8378)]