68475715

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1$

素因数の和:113

約数の個数: 96

約数和(自身を含む): 116444160

約数和(自身を除く): 47968445

約数列:

[1, 5, 7, 11, 19, 23, 35, 37, 55, 77, 95, 115, 121, 133, 161, 185, 209, 253, 259, 385, 407, 437, 605, 665, 703, 805, 847, 851, 1045, 1265, 1295, 1463, 1771, 2035, 2185, 2299, 2783, 2849, 3059, 3515, 4235, 4255, 4477, 4807, 4921, 5957, 7315, 7733, 8855, 9361, 11495, 13915, 14245, 15295, 16093, 16169, 19481, 22385, 24035, 24605, 29785, 31339, 33649, 38665, 46805, 52877, 54131, 65527, 80465, 80845, 85063, 97405, 102971, 113183, 156695, 168245, 177859, 264385, 270655, 327635, 370139, 425315, 514855, 565915, 595441, 720797, 889295, 1245013, 1850695, 1956449, 2977205, 3603985, 6225065, 9782245, 13695143, 68475715]

約数ペア:

[(1, 68475715), (5, 13695143), (7, 9782245), (11, 6225065), (19, 3603985), (23, 2977205), (35, 1956449), (37, 1850695), (55, 1245013), (77, 889295), (95, 720797), (115, 595441), (121, 565915), (133, 514855), (161, 425315), (185, 370139), (209, 327635), (253, 270655), (259, 264385), (385, 177859), (407, 168245), (437, 156695), (605, 113183), (665, 102971), (703, 97405), (805, 85063), (847, 80845), (851, 80465), (1045, 65527), (1265, 54131), (1295, 52877), (1463, 46805), (1771, 38665), (2035, 33649), (2185, 31339), (2299, 29785), (2783, 24605), (2849, 24035), (3059, 22385), (3515, 19481), (4235, 16169), (4255, 16093), (4477, 15295), (4807, 14245), (4921, 13915), (5957, 11495), (7315, 9361), (7733, 8855)]