68912620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{3701}}^1$

素因数の和:3743

約数の個数: 72

約数和(自身を含む): 177251760

約数和(自身を除く): 108339140

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 49, 70, 76, 95, 98, 133, 140, 190, 196, 245, 266, 380, 490, 532, 665, 931, 980, 1330, 1862, 2660, 3701, 3724, 4655, 7402, 9310, 14804, 18505, 18620, 25907, 37010, 51814, 70319, 74020, 103628, 129535, 140638, 181349, 259070, 281276, 351595, 362698, 492233, 518140, 703190, 725396, 906745, 984466, 1406380, 1813490, 1968932, 2461165, 3445631, 3626980, 4922330, 6891262, 9844660, 13782524, 17228155, 34456310, 68912620]

約数ペア:

[(1, 68912620), (2, 34456310), (4, 17228155), (5, 13782524), (7, 9844660), (10, 6891262), (14, 4922330), (19, 3626980), (20, 3445631), (28, 2461165), (35, 1968932), (38, 1813490), (49, 1406380), (70, 984466), (76, 906745), (95, 725396), (98, 703190), (133, 518140), (140, 492233), (190, 362698), (196, 351595), (245, 281276), (266, 259070), (380, 181349), (490, 140638), (532, 129535), (665, 103628), (931, 74020), (980, 70319), (1330, 51814), (1862, 37010), (2660, 25907), (3701, 18620), (3724, 18505), (4655, 14804), (7402, 9310)]