72181190

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1$

素因数の和:269

約数の個数: 64

約数和(自身を含む): 143078400

約数和(自身を除く): 70897210

約数列:

[1, 2, 5, 10, 19, 38, 47, 59, 94, 95, 118, 137, 190, 235, 274, 295, 470, 590, 685, 893, 1121, 1370, 1786, 2242, 2603, 2773, 4465, 5206, 5546, 5605, 6439, 8083, 8930, 11210, 12878, 13015, 13865, 16166, 26030, 27730, 32195, 40415, 52687, 64390, 80830, 105374, 122341, 153577, 244682, 263435, 307154, 379901, 526870, 611705, 759802, 767885, 1223410, 1535770, 1899505, 3799010, 7218119, 14436238, 36090595, 72181190]

約数ペア:

[(1, 72181190), (2, 36090595), (5, 14436238), (10, 7218119), (19, 3799010), (38, 1899505), (47, 1535770), (59, 1223410), (94, 767885), (95, 759802), (118, 611705), (137, 526870), (190, 379901), (235, 307154), (274, 263435), (295, 244682), (470, 153577), (590, 122341), (685, 105374), (893, 80830), (1121, 64390), (1370, 52687), (1786, 40415), (2242, 32195), (2603, 27730), (2773, 26030), (4465, 16166), (5206, 13865), (5546, 13015), (5605, 12878), (6439, 11210), (8083, 8930)]