53720870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{547}}^1$

素因数の和:645

約数の個数: 64

約数和(自身を含む): 117421056

約数和(自身を除く): 63700186

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 61, 70, 115, 122, 161, 230, 305, 322, 427, 547, 610, 805, 854, 1094, 1403, 1610, 2135, 2735, 2806, 3829, 4270, 5470, 7015, 7658, 9821, 12581, 14030, 19145, 19642, 25162, 33367, 38290, 49105, 62905, 66734, 88067, 98210, 125810, 166835, 176134, 233569, 333670, 440335, 467138, 767441, 880670, 1167845, 1534882, 2335690, 3837205, 5372087, 7674410, 10744174, 26860435, 53720870]

約数ペア:

[(1, 53720870), (2, 26860435), (5, 10744174), (7, 7674410), (10, 5372087), (14, 3837205), (23, 2335690), (35, 1534882), (46, 1167845), (61, 880670), (70, 767441), (115, 467138), (122, 440335), (161, 333670), (230, 233569), (305, 176134), (322, 166835), (427, 125810), (547, 98210), (610, 88067), (805, 66734), (854, 62905), (1094, 49105), (1403, 38290), (1610, 33367), (2135, 25162), (2735, 19642), (2806, 19145), (3829, 14030), (4270, 12581), (5470, 9821), (7015, 7658)]