84989000

素因数分解:

$2^3\times 5^3\times {\mathrm{37}}^1\times {\mathrm{2297}}^1$

素因数の和:2355

約数の個数: 64

約数和(自身を含む): 204338160

約数和(自身を除く): 119349160

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 37, 40, 50, 74, 100, 125, 148, 185, 200, 250, 296, 370, 500, 740, 925, 1000, 1480, 1850, 2297, 3700, 4594, 4625, 7400, 9188, 9250, 11485, 18376, 18500, 22970, 37000, 45940, 57425, 84989, 91880, 114850, 169978, 229700, 287125, 339956, 424945, 459400, 574250, 679912, 849890, 1148500, 1699780, 2124725, 2297000, 3399560, 4249450, 8498900, 10623625, 16997800, 21247250, 42494500, 84989000]

約数ペア:

[(1, 84989000), (2, 42494500), (4, 21247250), (5, 16997800), (8, 10623625), (10, 8498900), (20, 4249450), (25, 3399560), (37, 2297000), (40, 2124725), (50, 1699780), (74, 1148500), (100, 849890), (125, 679912), (148, 574250), (185, 459400), (200, 424945), (250, 339956), (296, 287125), (370, 229700), (500, 169978), (740, 114850), (925, 91880), (1000, 84989), (1480, 57425), (1850, 45940), (2297, 37000), (3700, 22970), (4594, 18500), (4625, 18376), (7400, 11485), (9188, 9250)]