201055855

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{139}}^1$

素因数の和:209

約数の個数: 96

約数和(自身を含む): 346590720

約数和(自身を除く): 145534865

約数列:

[1, 5, 7, 11, 13, 17, 35, 55, 65, 77, 85, 91, 119, 139, 143, 187, 221, 289, 385, 455, 595, 695, 715, 935, 973, 1001, 1105, 1309, 1445, 1529, 1547, 1807, 2023, 2363, 2431, 3179, 3757, 4865, 5005, 6545, 7645, 7735, 9035, 10115, 10703, 11815, 12155, 12649, 15895, 16541, 17017, 18785, 19877, 22253, 25993, 26299, 30719, 40171, 41327, 53515, 63245, 82705, 85085, 99385, 111265, 129965, 131495, 139139, 153595, 181951, 200855, 206635, 215033, 281197, 289289, 337909, 441881, 522223, 695695, 909755, 1075165, 1405985, 1446445, 1689545, 2209405, 2365363, 2611115, 3093167, 3655561, 5744453, 11826815, 15465835, 18277805, 28722265, 40211171, 201055855]

約数ペア:

[(1, 201055855), (5, 40211171), (7, 28722265), (11, 18277805), (13, 15465835), (17, 11826815), (35, 5744453), (55, 3655561), (65, 3093167), (77, 2611115), (85, 2365363), (91, 2209405), (119, 1689545), (139, 1446445), (143, 1405985), (187, 1075165), (221, 909755), (289, 695695), (385, 522223), (455, 441881), (595, 337909), (695, 289289), (715, 281197), (935, 215033), (973, 206635), (1001, 200855), (1105, 181951), (1309, 153595), (1445, 139139), (1529, 131495), (1547, 129965), (1807, 111265), (2023, 99385), (2363, 85085), (2431, 82705), (3179, 63245), (3757, 53515), (4865, 41327), (5005, 40171), (6545, 30719), (7645, 26299), (7735, 25993), (9035, 22253), (10115, 19877), (10703, 18785), (11815, 17017), (12155, 16541), (12649, 15895)]