About the Number

28121250

28121249 ← → 28121251

2進数表記:1101011010001100010100010

漢数字表記:二千八百十二万千二百五十

素因数分解:

2 1 × 3 1 × 5 4 × 7499 1

素因数の和:7524
約数の個数: 40
約数和(自身を含む): 70290000
約数和(自身を除く): 42168750

約数列:
[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 125, 150, 250, 375, 625, 750, 1250, 1875, 3750, 7499, 14998, 22497, 37495, 44994, 74990, 112485, 187475, 224970, 374950, 562425, 937375, 1124850, 1874750, 2812125, 4686875, 5624250, 9373750, 14060625, 28121250]

約数ペア:
[(1, 28121250), (2, 14060625), (3, 9373750), (5, 5624250), (6, 4686875), (10, 2812125), (15, 1874750), (25, 1124850), (30, 937375), (50, 562425), (75, 374950), (125, 224970), (150, 187475), (250, 112485), (375, 74990), (625, 44994), (750, 37495), (1250, 22497), (1875, 14998), (3750, 7499)]

このpageの処理時間: 0.009174823760986328 seconds