78388870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3467}}^1$

素因数の和:3517

約数の個数: 64

約数和(自身を含む): 179781120

約数和(自身を除く): 101392250

約数列:

[1, 2, 5, 7, 10, 14, 17, 19, 34, 35, 38, 70, 85, 95, 119, 133, 170, 190, 238, 266, 323, 595, 646, 665, 1190, 1330, 1615, 2261, 3230, 3467, 4522, 6934, 11305, 17335, 22610, 24269, 34670, 48538, 58939, 65873, 117878, 121345, 131746, 242690, 294695, 329365, 412573, 461111, 589390, 658730, 825146, 922222, 1119841, 2062865, 2239682, 2305555, 4125730, 4611110, 5599205, 7838887, 11198410, 15677774, 39194435, 78388870]

約数ペア:

[(1, 78388870), (2, 39194435), (5, 15677774), (7, 11198410), (10, 7838887), (14, 5599205), (17, 4611110), (19, 4125730), (34, 2305555), (35, 2239682), (38, 2062865), (70, 1119841), (85, 922222), (95, 825146), (119, 658730), (133, 589390), (170, 461111), (190, 412573), (238, 329365), (266, 294695), (323, 242690), (595, 131746), (646, 121345), (665, 117878), (1190, 65873), (1330, 58939), (1615, 48538), (2261, 34670), (3230, 24269), (3467, 22610), (4522, 17335), (6934, 11305)]