201571190

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{541}}^1$

素因数の和:657

約数の個数: 64

約数和(自身を含む): 400386240

約数和(自身を除く): 198815050

約数列:

[1, 2, 5, 10, 19, 37, 38, 53, 74, 95, 106, 185, 190, 265, 370, 530, 541, 703, 1007, 1082, 1406, 1961, 2014, 2705, 3515, 3922, 5035, 5410, 7030, 9805, 10070, 10279, 19610, 20017, 20558, 28673, 37259, 40034, 51395, 57346, 74518, 100085, 102790, 143365, 186295, 200170, 286730, 372590, 380323, 544787, 760646, 1060901, 1089574, 1901615, 2121802, 2723935, 3803230, 5304505, 5447870, 10609010, 20157119, 40314238, 100785595, 201571190]

約数ペア:

[(1, 201571190), (2, 100785595), (5, 40314238), (10, 20157119), (19, 10609010), (37, 5447870), (38, 5304505), (53, 3803230), (74, 2723935), (95, 2121802), (106, 1901615), (185, 1089574), (190, 1060901), (265, 760646), (370, 544787), (530, 380323), (541, 372590), (703, 286730), (1007, 200170), (1082, 186295), (1406, 143365), (1961, 102790), (2014, 100085), (2705, 74518), (3515, 57346), (3922, 51395), (5035, 40034), (5410, 37259), (7030, 28673), (9805, 20558), (10070, 20017), (10279, 19610)]