72065180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{97}}^1\times {\mathrm{307}}^1$

素因数の和:435

約数の個数: 72

約数和(自身を含む): 168607824

約数和(自身を除く): 96542644

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 97, 110, 121, 194, 220, 242, 307, 388, 484, 485, 605, 614, 970, 1067, 1210, 1228, 1535, 1940, 2134, 2420, 3070, 3377, 4268, 5335, 6140, 6754, 10670, 11737, 13508, 16885, 21340, 23474, 29779, 33770, 37147, 46948, 58685, 59558, 67540, 74294, 117370, 119116, 148588, 148895, 185735, 234740, 297790, 327569, 371470, 595580, 655138, 742940, 1310276, 1637845, 3275690, 3603259, 6551380, 7206518, 14413036, 18016295, 36032590, 72065180]

約数ペア:

[(1, 72065180), (2, 36032590), (4, 18016295), (5, 14413036), (10, 7206518), (11, 6551380), (20, 3603259), (22, 3275690), (44, 1637845), (55, 1310276), (97, 742940), (110, 655138), (121, 595580), (194, 371470), (220, 327569), (242, 297790), (307, 234740), (388, 185735), (484, 148895), (485, 148588), (605, 119116), (614, 117370), (970, 74294), (1067, 67540), (1210, 59558), (1228, 58685), (1535, 46948), (1940, 37147), (2134, 33770), (2420, 29779), (3070, 23474), (3377, 21340), (4268, 16885), (5335, 13508), (6140, 11737), (6754, 10670)]