26161190

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:245

約数の個数: 64

約数和(自身を含む): 54432000

約数和(自身を除く): 28270810

約数列:

[1, 2, 5, 10, 11, 22, 29, 55, 58, 59, 110, 118, 139, 145, 278, 290, 295, 319, 590, 638, 649, 695, 1298, 1390, 1529, 1595, 1711, 3058, 3190, 3245, 3422, 4031, 6490, 7645, 8062, 8201, 8555, 15290, 16402, 17110, 18821, 20155, 37642, 40310, 41005, 44341, 82010, 88682, 90211, 94105, 180422, 188210, 221705, 237829, 443410, 451055, 475658, 902110, 1189145, 2378290, 2616119, 5232238, 13080595, 26161190]

約数ペア:

[(1, 26161190), (2, 13080595), (5, 5232238), (10, 2616119), (11, 2378290), (22, 1189145), (29, 902110), (55, 475658), (58, 451055), (59, 443410), (110, 237829), (118, 221705), (139, 188210), (145, 180422), (278, 94105), (290, 90211), (295, 88682), (319, 82010), (590, 44341), (638, 41005), (649, 40310), (695, 37642), (1298, 20155), (1390, 18821), (1529, 17110), (1595, 16402), (1711, 15290), (3058, 8555), (3190, 8201), (3245, 8062), (3422, 7645), (4031, 6490)]