64592780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{3469}}^1$

素因数の和:3511

約数の個数: 72

約数和(自身を含む): 166143600

約数和(自身を除く): 101550820

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, 3469, 3724, 4655, 6938, 9310, 13876, 17345, 18620, 24283, 34690, 48566, 65911, 69380, 97132, 121415, 131822, 169981, 242830, 263644, 329555, 339962, 461377, 485660, 659110, 679924, 849905, 922754, 1318220, 1699810, 1845508, 2306885, 3229639, 3399620, 4613770, 6459278, 9227540, 12918556, 16148195, 32296390, 64592780]

約数ペア:

[(1, 64592780), (2, 32296390), (4, 16148195), (5, 12918556), (7, 9227540), (10, 6459278), (14, 4613770), (19, 3399620), (20, 3229639), (28, 2306885), (35, 1845508), (38, 1699810), (49, 1318220), (70, 922754), (76, 849905), (95, 679924), (98, 659110), (133, 485660), (140, 461377), (190, 339962), (196, 329555), (245, 263644), (266, 242830), (380, 169981), (490, 131822), (532, 121415), (665, 97132), (931, 69380), (980, 65911), (1330, 48566), (1862, 34690), (2660, 24283), (3469, 18620), (3724, 17345), (4655, 13876), (6938, 9310)]