81672724

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{4091}}^1$

素因数の和:4156

約数の個数: 48

約数和(自身を含む): 175988736

約数和(自身を除く): 94316012

約数列:

[1, 2, 4, 7, 14, 23, 28, 31, 46, 62, 92, 124, 161, 217, 322, 434, 644, 713, 868, 1426, 2852, 4091, 4991, 8182, 9982, 16364, 19964, 28637, 57274, 94093, 114548, 126821, 188186, 253642, 376372, 507284, 658651, 887747, 1317302, 1775494, 2634604, 2916883, 3550988, 5833766, 11667532, 20418181, 40836362, 81672724]

約数ペア:

[(1, 81672724), (2, 40836362), (4, 20418181), (7, 11667532), (14, 5833766), (23, 3550988), (28, 2916883), (31, 2634604), (46, 1775494), (62, 1317302), (92, 887747), (124, 658651), (161, 507284), (217, 376372), (322, 253642), (434, 188186), (644, 126821), (713, 114548), (868, 94093), (1426, 57274), (2852, 28637), (4091, 19964), (4991, 16364), (8182, 9982)]