398141000

素因数分解:

$2^3\times 5^3\times {\mathrm{29}}^1\times {\mathrm{13729}}^1$

素因数の和:13779

約数の個数: 64

約数和(自身を含む): 963846000

約数和(自身を除く): 565705000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 29, 40, 50, 58, 100, 116, 125, 145, 200, 232, 250, 290, 500, 580, 725, 1000, 1160, 1450, 2900, 3625, 5800, 7250, 13729, 14500, 27458, 29000, 54916, 68645, 109832, 137290, 274580, 343225, 398141, 549160, 686450, 796282, 1372900, 1592564, 1716125, 1990705, 2745800, 3185128, 3432250, 3981410, 6864500, 7962820, 9953525, 13729000, 15925640, 19907050, 39814100, 49767625, 79628200, 99535250, 199070500, 398141000]

約数ペア:

[(1, 398141000), (2, 199070500), (4, 99535250), (5, 79628200), (8, 49767625), (10, 39814100), (20, 19907050), (25, 15925640), (29, 13729000), (40, 9953525), (50, 7962820), (58, 6864500), (100, 3981410), (116, 3432250), (125, 3185128), (145, 2745800), (200, 1990705), (232, 1716125), (250, 1592564), (290, 1372900), (500, 796282), (580, 686450), (725, 549160), (1000, 398141), (1160, 343225), (1450, 274580), (2900, 137290), (3625, 109832), (5800, 68645), (7250, 54916), (13729, 29000), (14500, 27458)]