857777270

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{1613}}^1$

素因数の和:1805

約数の個数: 64

約数和(自身を含む): 1807266816

約数和(自身を除く): 949489546

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 107, 142, 214, 355, 497, 535, 710, 749, 994, 1070, 1498, 1613, 2485, 3226, 3745, 4970, 7490, 7597, 8065, 11291, 15194, 16130, 22582, 37985, 53179, 56455, 75970, 106358, 112910, 114523, 172591, 229046, 265895, 345182, 531790, 572615, 801661, 862955, 1145230, 1208137, 1603322, 1725910, 2416274, 4008305, 6040685, 8016610, 12081370, 12253961, 24507922, 61269805, 85777727, 122539610, 171555454, 428888635, 857777270]

約数ペア:

[(1, 857777270), (2, 428888635), (5, 171555454), (7, 122539610), (10, 85777727), (14, 61269805), (35, 24507922), (70, 12253961), (71, 12081370), (107, 8016610), (142, 6040685), (214, 4008305), (355, 2416274), (497, 1725910), (535, 1603322), (710, 1208137), (749, 1145230), (994, 862955), (1070, 801661), (1498, 572615), (1613, 531790), (2485, 345182), (3226, 265895), (3745, 229046), (4970, 172591), (7490, 114523), (7597, 112910), (8065, 106358), (11291, 75970), (15194, 56455), (16130, 53179), (22582, 37985)]