133075180

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{251}}^1\times {\mathrm{541}}^1$

素因数の和:815

約数の個数: 72

約数和(自身を含む): 326982096

約数和(自身を除く): 193906916

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 251, 490, 502, 541, 980, 1004, 1082, 1255, 1757, 2164, 2510, 2705, 3514, 3787, 5020, 5410, 7028, 7574, 8785, 10820, 12299, 15148, 17570, 18935, 24598, 26509, 35140, 37870, 49196, 53018, 61495, 75740, 106036, 122990, 132545, 135791, 245980, 265090, 271582, 530180, 543164, 678955, 950537, 1357910, 1901074, 2715820, 3802148, 4752685, 6653759, 9505370, 13307518, 19010740, 26615036, 33268795, 66537590, 133075180]

約数ペア:

[(1, 133075180), (2, 66537590), (4, 33268795), (5, 26615036), (7, 19010740), (10, 13307518), (14, 9505370), (20, 6653759), (28, 4752685), (35, 3802148), (49, 2715820), (70, 1901074), (98, 1357910), (140, 950537), (196, 678955), (245, 543164), (251, 530180), (490, 271582), (502, 265090), (541, 245980), (980, 135791), (1004, 132545), (1082, 122990), (1255, 106036), (1757, 75740), (2164, 61495), (2510, 53018), (2705, 49196), (3514, 37870), (3787, 35140), (5020, 26509), (5410, 24598), (7028, 18935), (7574, 17570), (8785, 15148), (10820, 12299)]