204025990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{857}}^1$

素因数の和:1069

約数の個数: 64

約数和(自身を含む): 444787200

約数和(自身を除く): 240761210

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 179, 190, 266, 358, 665, 857, 895, 1253, 1330, 1714, 1790, 2506, 3401, 4285, 5999, 6265, 6802, 8570, 11998, 12530, 16283, 17005, 23807, 29995, 32566, 34010, 47614, 59990, 81415, 113981, 119035, 153403, 162830, 227962, 238070, 306806, 569905, 767015, 1073821, 1139810, 1534030, 2147642, 2914657, 5369105, 5829314, 10738210, 14573285, 20402599, 29146570, 40805198, 102012995, 204025990]

約数ペア:

[(1, 204025990), (2, 102012995), (5, 40805198), (7, 29146570), (10, 20402599), (14, 14573285), (19, 10738210), (35, 5829314), (38, 5369105), (70, 2914657), (95, 2147642), (133, 1534030), (179, 1139810), (190, 1073821), (266, 767015), (358, 569905), (665, 306806), (857, 238070), (895, 227962), (1253, 162830), (1330, 153403), (1714, 119035), (1790, 113981), (2506, 81415), (3401, 59990), (4285, 47614), (5999, 34010), (6265, 32566), (6802, 29995), (8570, 23807), (11998, 17005), (12530, 16283)]