201515275

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{11699}}^1$

素因数の和:11775

約数の個数: 24

約数和(自身を含む): 274201200

約数和(自身を除く): 72685925

約数列:

[1, 5, 13, 25, 53, 65, 265, 325, 689, 1325, 3445, 11699, 17225, 58495, 152087, 292475, 620047, 760435, 3100235, 3802175, 8060611, 15501175, 40303055, 201515275]

約数ペア:

[(1, 201515275), (5, 40303055), (13, 15501175), (25, 8060611), (53, 3802175), (65, 3100235), (265, 760435), (325, 620047), (689, 292475), (1325, 152087), (3445, 58495), (11699, 17225)]