200930405

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{739}}^1$

素因数の和:893

約数の個数: 32

約数和(自身を含む): 268531200

約数和(自身を除く): 67600795

約数列:

[1, 5, 13, 47, 65, 89, 235, 445, 611, 739, 1157, 3055, 3695, 4183, 5785, 9607, 20915, 34733, 48035, 54379, 65771, 173665, 271895, 328855, 451529, 855023, 2257645, 3091237, 4275115, 15456185, 40186081, 200930405]

約数ペア:

[(1, 200930405), (5, 40186081), (13, 15456185), (47, 4275115), (65, 3091237), (89, 2257645), (235, 855023), (445, 451529), (611, 328855), (739, 271895), (1157, 173665), (3055, 65771), (3695, 54379), (4183, 48035), (5785, 34733), (9607, 20915)]