85288866

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{431}}^1$

素因数の和:551

約数の個数: 64

約数和(自身を含む): 191600640

約数和(自身を除く): 106311774

約数列:

[1, 2, 3, 6, 13, 26, 39, 43, 59, 78, 86, 118, 129, 177, 258, 354, 431, 559, 767, 862, 1118, 1293, 1534, 1677, 2301, 2537, 2586, 3354, 4602, 5074, 5603, 7611, 11206, 15222, 16809, 18533, 25429, 32981, 33618, 37066, 50858, 55599, 65962, 76287, 98943, 111198, 152574, 197886, 240929, 330577, 481858, 661154, 722787, 991731, 1093447, 1445574, 1983462, 2186894, 3280341, 6560682, 14214811, 28429622, 42644433, 85288866]

約数ペア:

[(1, 85288866), (2, 42644433), (3, 28429622), (6, 14214811), (13, 6560682), (26, 3280341), (39, 2186894), (43, 1983462), (59, 1445574), (78, 1093447), (86, 991731), (118, 722787), (129, 661154), (177, 481858), (258, 330577), (354, 240929), (431, 197886), (559, 152574), (767, 111198), (862, 98943), (1118, 76287), (1293, 65962), (1534, 55599), (1677, 50858), (2301, 37066), (2537, 33618), (2586, 32981), (3354, 25429), (4602, 18533), (5074, 16809), (5603, 15222), (7611, 11206)]