80846990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{16267}}^1$

素因数の和:16352

約数の個数: 32

約数和(自身を含む): 168666624

約数和(自身を除く): 87819634

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 142, 355, 497, 710, 994, 2485, 4970, 16267, 32534, 81335, 113869, 162670, 227738, 569345, 1138690, 1154957, 2309914, 5774785, 8084699, 11549570, 16169398, 40423495, 80846990]

約数ペア:

[(1, 80846990), (2, 40423495), (5, 16169398), (7, 11549570), (10, 8084699), (14, 5774785), (35, 2309914), (70, 1154957), (71, 1138690), (142, 569345), (355, 227738), (497, 162670), (710, 113869), (994, 81335), (2485, 32534), (4970, 16267)]