20163350000

素因数分解:

$2^4\times 5^5\times {\mathrm{403267}}^1$

素因数の和:403300

約数の個数: 60

約数和(自身を含む): 48830109048

約数和(自身を除く): 28666759048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 625, 1000, 1250, 2000, 2500, 3125, 5000, 6250, 10000, 12500, 25000, 50000, 403267, 806534, 1613068, 2016335, 3226136, 4032670, 6452272, 8065340, 10081675, 16130680, 20163350, 32261360, 40326700, 50408375, 80653400, 100816750, 161306800, 201633500, 252041875, 403267000, 504083750, 806534000, 1008167500, 1260209375, 2016335000, 2520418750, 4032670000, 5040837500, 10081675000, 20163350000]

約数ペア:

[(1, 20163350000), (2, 10081675000), (4, 5040837500), (5, 4032670000), (8, 2520418750), (10, 2016335000), (16, 1260209375), (20, 1008167500), (25, 806534000), (40, 504083750), (50, 403267000), (80, 252041875), (100, 201633500), (125, 161306800), (200, 100816750), (250, 80653400), (400, 50408375), (500, 40326700), (625, 32261360), (1000, 20163350), (1250, 16130680), (2000, 10081675), (2500, 8065340), (3125, 6452272), (5000, 4032670), (6250, 3226136), (10000, 2016335), (12500, 1613068), (25000, 806534), (50000, 403267)]