280122490

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{5233}}^1$

素因数の和:5394

約数の個数: 32

約数和(自身を含む): 518919696

約数和(自身を除く): 238797206

約数列:

[1, 2, 5, 10, 53, 101, 106, 202, 265, 505, 530, 1010, 5233, 5353, 10466, 10706, 26165, 26765, 52330, 53530, 277349, 528533, 554698, 1057066, 1386745, 2642665, 2773490, 5285330, 28012249, 56024498, 140061245, 280122490]

約数ペア:

[(1, 280122490), (2, 140061245), (5, 56024498), (10, 28012249), (53, 5285330), (101, 2773490), (106, 2642665), (202, 1386745), (265, 1057066), (505, 554698), (530, 528533), (1010, 277349), (5233, 53530), (5353, 52330), (10466, 26765), (10706, 26165)]