About the Number

130805970

130805969 ← → 130805971

2進数表記:111110010111111000011010010

漢数字表記:一億三千八十万五千九百七十

素因数分解:

2 1 × 3 1 × 5 1 × 89 1 × 48991 1

素因数の和:49090
約数の個数: 32
約数和(自身を含む): 317468160
約数和(自身を除く): 186662190

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 89, 178, 267, 445, 534, 890, 1335, 2670, 48991, 97982, 146973, 244955, 293946, 489910, 734865, 1469730, 4360199, 8720398, 13080597, 21800995, 26161194, 43601990, 65402985, 130805970]

約数ペア:
[(1, 130805970), (2, 65402985), (3, 43601990), (5, 26161194), (6, 21800995), (10, 13080597), (15, 8720398), (30, 4360199), (89, 1469730), (178, 734865), (267, 489910), (445, 293946), (534, 244955), (890, 146973), (1335, 97982), (2670, 48991)]

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