266362850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{13219}}^1$

素因数の和:13275

約数の個数: 48

約数和(自身を含む): 550798080

約数和(自身を除く): 284435230

約数列:

[1, 2, 5, 10, 13, 25, 26, 31, 50, 62, 65, 130, 155, 310, 325, 403, 650, 775, 806, 1550, 2015, 4030, 10075, 13219, 20150, 26438, 66095, 132190, 171847, 330475, 343694, 409789, 660950, 819578, 859235, 1718470, 2048945, 4097890, 4296175, 5327257, 8592350, 10244725, 10654514, 20489450, 26636285, 53272570, 133181425, 266362850]

約数ペア:

[(1, 266362850), (2, 133181425), (5, 53272570), (10, 26636285), (13, 20489450), (25, 10654514), (26, 10244725), (31, 8592350), (50, 5327257), (62, 4296175), (65, 4097890), (130, 2048945), (155, 1718470), (310, 859235), (325, 819578), (403, 660950), (650, 409789), (775, 343694), (806, 330475), (1550, 171847), (2015, 132190), (4030, 66095), (10075, 26438), (13219, 20150)]