About the Number

90071490

90071489 ← → 90071491

2進数表記:101010111100110000111000010

漢数字表記:九千七万千四百九十

素因数分解:

2 1 × 3 1 × 5 1 × 701 1 × 4283 1

素因数の和:4994
約数の個数: 32
約数和(自身を含む): 216530496
約数和(自身を除く): 126459006

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 701, 1402, 2103, 3505, 4206, 4283, 7010, 8566, 10515, 12849, 21030, 21415, 25698, 42830, 64245, 128490, 3002383, 6004766, 9007149, 15011915, 18014298, 30023830, 45035745, 90071490]

約数ペア:
[(1, 90071490), (2, 45035745), (3, 30023830), (5, 18014298), (6, 15011915), (10, 9007149), (15, 6004766), (30, 3002383), (701, 128490), (1402, 64245), (2103, 42830), (3505, 25698), (4206, 21415), (4283, 21030), (7010, 12849), (8566, 10515)]

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