About the Number

49808990

49808989 ← → 49808991

2進数表記:10111110000000011001011110

漢数字表記:四千九百八十万八千九百九十

素因数分解:

2 1 × 5 1 × 7 2 × 11 1 × 9241 1

素因数の和:9273
約数の個数: 48
約数和(自身を含む): 113787504
約数和(自身を除く): 63978514

約数列:
[1, 2, 5, 7, 10, 11, 14, 22, 35, 49, 55, 70, 77, 98, 110, 154, 245, 385, 490, 539, 770, 1078, 2695, 5390, 9241, 18482, 46205, 64687, 92410, 101651, 129374, 203302, 323435, 452809, 508255, 646870, 711557, 905618, 1016510, 1423114, 2264045, 3557785, 4528090, 4980899, 7115570, 9961798, 24904495, 49808990]

約数ペア:
[(1, 49808990), (2, 24904495), (5, 9961798), (7, 7115570), (10, 4980899), (11, 4528090), (14, 3557785), (22, 2264045), (35, 1423114), (49, 1016510), (55, 905618), (70, 711557), (77, 646870), (98, 508255), (110, 452809), (154, 323435), (245, 203302), (385, 129374), (490, 101651), (539, 92410), (770, 64687), (1078, 46205), (2695, 18482), (5390, 9241)]

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