1268067500

素因数分解:

$2^2\times 5^4\times 7^1\times {\mathrm{72461}}^1$

素因数の和:72492

約数の個数: 60

約数和(自身を含む): 3169198032

約数和(自身を除く): 1901130532

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 125, 140, 175, 250, 350, 500, 625, 700, 875, 1250, 1750, 2500, 3500, 4375, 8750, 17500, 72461, 144922, 289844, 362305, 507227, 724610, 1014454, 1449220, 1811525, 2028908, 2536135, 3623050, 5072270, 7246100, 9057625, 10144540, 12680675, 18115250, 25361350, 36230500, 45288125, 50722700, 63403375, 90576250, 126806750, 181152500, 253613500, 317016875, 634033750, 1268067500]

約数ペア:

[(1, 1268067500), (2, 634033750), (4, 317016875), (5, 253613500), (7, 181152500), (10, 126806750), (14, 90576250), (20, 63403375), (25, 50722700), (28, 45288125), (35, 36230500), (50, 25361350), (70, 18115250), (100, 12680675), (125, 10144540), (140, 9057625), (175, 7246100), (250, 5072270), (350, 3623050), (500, 2536135), (625, 2028908), (700, 1811525), (875, 1449220), (1250, 1014454), (1750, 724610), (2500, 507227), (3500, 362305), (4375, 289844), (8750, 144922), (17500, 72461)]