About the Number

804912090

804912089 ← → 804912091

2進数表記:101111111110011111101111011010

漢数字表記:八億四百九十一万二千九十

素因数分解:

2 1 × 3 1 × 5 1 × 17 1 × 71 1 × 22229 1

素因数の和:22327
約数の個数: 64
約数和(自身を含む): 2074325760
約数和(自身を除く): 1269413670

約数列:
[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 71, 85, 102, 142, 170, 213, 255, 355, 426, 510, 710, 1065, 1207, 2130, 2414, 3621, 6035, 7242, 12070, 18105, 22229, 36210, 44458, 66687, 111145, 133374, 222290, 333435, 377893, 666870, 755786, 1133679, 1578259, 1889465, 2267358, 3156518, 3778930, 4734777, 5668395, 7891295, 9469554, 11336790, 15782590, 23673885, 26830403, 47347770, 53660806, 80491209, 134152015, 160982418, 268304030, 402456045, 804912090]

約数ペア:
[(1, 804912090), (2, 402456045), (3, 268304030), (5, 160982418), (6, 134152015), (10, 80491209), (15, 53660806), (17, 47347770), (30, 26830403), (34, 23673885), (51, 15782590), (71, 11336790), (85, 9469554), (102, 7891295), (142, 5668395), (170, 4734777), (213, 3778930), (255, 3156518), (355, 2267358), (426, 1889465), (510, 1578259), (710, 1133679), (1065, 755786), (1207, 666870), (2130, 377893), (2414, 333435), (3621, 222290), (6035, 133374), (7242, 111145), (12070, 66687), (18105, 44458), (22229, 36210)]

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