72281144

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{40883}}^1$

素因数の和:40919

約数の個数: 32

約数和(自身を含む): 154541520

約数和(自身を除く): 82260376

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 442, 884, 1768, 40883, 81766, 163532, 327064, 531479, 695011, 1062958, 1390022, 2125916, 2780044, 4251832, 5560088, 9035143, 18070286, 36140572, 72281144]

約数ペア:

[(1, 72281144), (2, 36140572), (4, 18070286), (8, 9035143), (13, 5560088), (17, 4251832), (26, 2780044), (34, 2125916), (52, 1390022), (68, 1062958), (104, 695011), (136, 531479), (221, 327064), (442, 163532), (884, 81766), (1768, 40883)]