82428040

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{50261}}^1$

素因数の和:50313

約数の個数: 32

約数和(自身を含む): 189990360

約数和(自身を除く): 107562320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 50261, 100522, 201044, 251305, 402088, 502610, 1005220, 2010440, 2060701, 4121402, 8242804, 10303505, 16485608, 20607010, 41214020, 82428040]

約数ペア:

[(1, 82428040), (2, 41214020), (4, 20607010), (5, 16485608), (8, 10303505), (10, 8242804), (20, 4121402), (40, 2060701), (41, 2010440), (82, 1005220), (164, 502610), (205, 402088), (328, 251305), (410, 201044), (820, 100522), (1640, 50261)]