81048940225

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{102299}}^1$

素因数の和:102430

約数の個数: 48

約数和(自身を含む): 113862355200

約数和(自身を除く): 32813414975

約数列:

[1, 5, 11, 25, 43, 55, 67, 215, 275, 335, 473, 737, 1075, 1675, 2365, 2881, 3685, 11825, 14405, 18425, 31691, 72025, 102299, 158455, 511495, 792275, 1125289, 2557475, 4398857, 5626445, 6854033, 21994285, 28132225, 34270165, 48387427, 75394363, 109971425, 171350825, 241937135, 294723419, 376971815, 1209685675, 1473617095, 1884859075, 3241957609, 7368085475, 16209788045, 81048940225]

約数ペア:

[(1, 81048940225), (5, 16209788045), (11, 7368085475), (25, 3241957609), (43, 1884859075), (55, 1473617095), (67, 1209685675), (215, 376971815), (275, 294723419), (335, 241937135), (473, 171350825), (737, 109971425), (1075, 75394363), (1675, 48387427), (2365, 34270165), (2881, 28132225), (3685, 21994285), (11825, 6854033), (14405, 5626445), (18425, 4398857), (31691, 2557475), (72025, 1125289), (102299, 792275), (158455, 511495)]