635375450

素因数分解:

$2^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{2011}}^1$

素因数の和:2183

約数の個数: 48

約数和(自身を含む): 1212511680

約数和(自身を除く): 577136230

約数列:

[1, 2, 5, 10, 25, 50, 71, 89, 142, 178, 355, 445, 710, 890, 1775, 2011, 2225, 3550, 4022, 4450, 6319, 10055, 12638, 20110, 31595, 50275, 63190, 100550, 142781, 157975, 178979, 285562, 315950, 357958, 713905, 894895, 1427810, 1789790, 3569525, 4474475, 7139050, 8948950, 12707509, 25415018, 63537545, 127075090, 317687725, 635375450]

約数ペア:

[(1, 635375450), (2, 317687725), (5, 127075090), (10, 63537545), (25, 25415018), (50, 12707509), (71, 8948950), (89, 7139050), (142, 4474475), (178, 3569525), (355, 1789790), (445, 1427810), (710, 894895), (890, 713905), (1775, 357958), (2011, 315950), (2225, 285562), (3550, 178979), (4022, 157975), (4450, 142781), (6319, 100550), (10055, 63190), (12638, 50275), (20110, 31595)]