About the Number

100487972

100487971 ← → 100487973

2進数表記:101111111010101001100100100

漢数字表記:一億四十八万七千九百七十二

素因数分解:

2 2 × 13 1 × 109 1 × 17729 1

素因数の和:17855
約数の個数: 24
約数和(自身を含む): 191129400
約数和(自身を除く): 90641428

約数列:
[1, 2, 4, 13, 26, 52, 109, 218, 436, 1417, 2834, 5668, 17729, 35458, 70916, 230477, 460954, 921908, 1932461, 3864922, 7729844, 25121993, 50243986, 100487972]

約数ペア:
[(1, 100487972), (2, 50243986), (4, 25121993), (13, 7729844), (26, 3864922), (52, 1932461), (109, 921908), (218, 460954), (436, 230477), (1417, 70916), (2834, 35458), (5668, 17729)]

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