About the Number

12281550

12281549 ← → 12281551

2進数表記:101110110110011011001110

漢数字表記:千二百二十八万千五百五十

素因数分解:

2 1 × 3 1 × 5 2 × 41 1 × 1997 1

素因数の和:2053
約数の個数: 48
約数和(自身を含む): 31216752
約数和(自身を除く): 18935202

約数列:
[1, 2, 3, 5, 6, 10, 15, 25, 30, 41, 50, 75, 82, 123, 150, 205, 246, 410, 615, 1025, 1230, 1997, 2050, 3075, 3994, 5991, 6150, 9985, 11982, 19970, 29955, 49925, 59910, 81877, 99850, 149775, 163754, 245631, 299550, 409385, 491262, 818770, 1228155, 2046925, 2456310, 4093850, 6140775, 12281550]

約数ペア:
[(1, 12281550), (2, 6140775), (3, 4093850), (5, 2456310), (6, 2046925), (10, 1228155), (15, 818770), (25, 491262), (30, 409385), (41, 299550), (50, 245631), (75, 163754), (82, 149775), (123, 99850), (150, 81877), (205, 59910), (246, 49925), (410, 29955), (615, 19970), (1025, 11982), (1230, 9985), (1997, 6150), (2050, 5991), (3075, 3994)]

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