8845850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{439}}^1$

素因数の和:495

約数の個数: 48

約数和(自身を含む): 18332160

約数和(自身を除く): 9486310

約数列:

[1, 2, 5, 10, 13, 25, 26, 31, 50, 62, 65, 130, 155, 310, 325, 403, 439, 650, 775, 806, 878, 1550, 2015, 2195, 4030, 4390, 5707, 10075, 10975, 11414, 13609, 20150, 21950, 27218, 28535, 57070, 68045, 136090, 142675, 176917, 285350, 340225, 353834, 680450, 884585, 1769170, 4422925, 8845850]

約数ペア:

[(1, 8845850), (2, 4422925), (5, 1769170), (10, 884585), (13, 680450), (25, 353834), (26, 340225), (31, 285350), (50, 176917), (62, 142675), (65, 136090), (130, 68045), (155, 57070), (310, 28535), (325, 27218), (403, 21950), (439, 20150), (650, 13609), (775, 11414), (806, 10975), (878, 10075), (1550, 5707), (2015, 4390), (2195, 4030)]