82805240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{7213}}^1$

素因数の和:7272

約数の個数: 64

約数和(自身を含む): 218151360

約数和(自身を除く): 135346120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 56, 70, 82, 140, 164, 205, 280, 287, 328, 410, 574, 820, 1148, 1435, 1640, 2296, 2870, 5740, 7213, 11480, 14426, 28852, 36065, 50491, 57704, 72130, 100982, 144260, 201964, 252455, 288520, 295733, 403928, 504910, 591466, 1009820, 1182932, 1478665, 2019640, 2070131, 2365864, 2957330, 4140262, 5914660, 8280524, 10350655, 11829320, 16561048, 20701310, 41402620, 82805240]

約数ペア:

[(1, 82805240), (2, 41402620), (4, 20701310), (5, 16561048), (7, 11829320), (8, 10350655), (10, 8280524), (14, 5914660), (20, 4140262), (28, 2957330), (35, 2365864), (40, 2070131), (41, 2019640), (56, 1478665), (70, 1182932), (82, 1009820), (140, 591466), (164, 504910), (205, 403928), (280, 295733), (287, 288520), (328, 252455), (410, 201964), (574, 144260), (820, 100982), (1148, 72130), (1435, 57704), (1640, 50491), (2296, 36065), (2870, 28852), (5740, 14426), (7213, 11480)]