71680136

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{19867}}^1$

素因数の和:19925

約数の個数: 32

約数和(自身を含む): 150202080

約数和(自身を除く): 78521944

約数列:

[1, 2, 4, 8, 11, 22, 41, 44, 82, 88, 164, 328, 451, 902, 1804, 3608, 19867, 39734, 79468, 158936, 218537, 437074, 814547, 874148, 1629094, 1748296, 3258188, 6516376, 8960017, 17920034, 35840068, 71680136]

約数ペア:

[(1, 71680136), (2, 35840068), (4, 17920034), (8, 8960017), (11, 6516376), (22, 3258188), (41, 1748296), (44, 1629094), (82, 874148), (88, 814547), (164, 437074), (328, 218537), (451, 158936), (902, 79468), (1804, 39734), (3608, 19867)]