204206975

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{827}}^1$

素因数の和:944

約数の個数: 48

約数和(自身を含む): 310480128

約数和(自身を除く): 106273153

約数列:

[1, 5, 7, 17, 25, 35, 83, 85, 119, 175, 415, 425, 581, 595, 827, 1411, 2075, 2905, 2975, 4135, 5789, 7055, 9877, 14059, 14525, 20675, 28945, 35275, 49385, 68641, 70295, 98413, 144725, 246925, 343205, 351475, 480487, 492065, 1166897, 1716025, 2402435, 2460325, 5834485, 8168279, 12012175, 29172425, 40841395, 204206975]

約数ペア:

[(1, 204206975), (5, 40841395), (7, 29172425), (17, 12012175), (25, 8168279), (35, 5834485), (83, 2460325), (85, 2402435), (119, 1716025), (175, 1166897), (415, 492065), (425, 480487), (581, 351475), (595, 343205), (827, 246925), (1411, 144725), (2075, 98413), (2905, 70295), (2975, 68641), (4135, 49385), (5789, 35275), (7055, 28945), (9877, 20675), (14059, 14525)]