2141408750

素因数分解:

$2^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{131779}}^1$

素因数の和:131814

約数の個数: 40

約数和(自身を含む): 4322647560

約数和(自身を除く): 2181238810

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 625, 650, 1250, 1625, 3250, 8125, 16250, 131779, 263558, 658895, 1317790, 1713127, 3294475, 3426254, 6588950, 8565635, 16472375, 17131270, 32944750, 42828175, 82361875, 85656350, 164723750, 214140875, 428281750, 1070704375, 2141408750]

約数ペア:

[(1, 2141408750), (2, 1070704375), (5, 428281750), (10, 214140875), (13, 164723750), (25, 85656350), (26, 82361875), (50, 42828175), (65, 32944750), (125, 17131270), (130, 16472375), (250, 8565635), (325, 6588950), (625, 3426254), (650, 3294475), (1250, 1713127), (1625, 1317790), (3250, 658895), (8125, 263558), (16250, 131779)]