20169500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1$

素因数の和:168

約数の個数: 96

約数和(自身を含む): 49533120

約数和(自身を除く): 29363620

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 29, 50, 52, 58, 65, 100, 107, 116, 125, 130, 145, 214, 250, 260, 290, 325, 377, 428, 500, 535, 580, 650, 725, 754, 1070, 1300, 1391, 1450, 1508, 1625, 1885, 2140, 2675, 2782, 2900, 3103, 3250, 3625, 3770, 5350, 5564, 6206, 6500, 6955, 7250, 7540, 9425, 10700, 12412, 13375, 13910, 14500, 15515, 18850, 26750, 27820, 31030, 34775, 37700, 40339, 47125, 53500, 62060, 69550, 77575, 80678, 94250, 139100, 155150, 161356, 173875, 188500, 201695, 310300, 347750, 387875, 403390, 695500, 775750, 806780, 1008475, 1551500, 2016950, 4033900, 5042375, 10084750, 20169500]

約数ペア:

[(1, 20169500), (2, 10084750), (4, 5042375), (5, 4033900), (10, 2016950), (13, 1551500), (20, 1008475), (25, 806780), (26, 775750), (29, 695500), (50, 403390), (52, 387875), (58, 347750), (65, 310300), (100, 201695), (107, 188500), (116, 173875), (125, 161356), (130, 155150), (145, 139100), (214, 94250), (250, 80678), (260, 77575), (290, 69550), (325, 62060), (377, 53500), (428, 47125), (500, 40339), (535, 37700), (580, 34775), (650, 31030), (725, 27820), (754, 26750), (1070, 18850), (1300, 15515), (1391, 14500), (1450, 13910), (1508, 13375), (1625, 12412), (1885, 10700), (2140, 9425), (2675, 7540), (2782, 7250), (2900, 6955), (3103, 6500), (3250, 6206), (3625, 5564), (3770, 5350)]