53513820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{1409}}^1$

素因数の和:1635

約数の個数: 72

約数和(自身を含む): 163210320

約数和(自身を除く): 109696500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 211, 422, 633, 844, 1055, 1266, 1409, 1899, 2110, 2532, 2818, 3165, 3798, 4220, 4227, 5636, 6330, 7045, 7596, 8454, 9495, 12660, 12681, 14090, 16908, 18990, 21135, 25362, 28180, 37980, 42270, 50724, 63405, 84540, 126810, 253620, 297299, 594598, 891897, 1189196, 1486495, 1783794, 2675691, 2972990, 3567588, 4459485, 5351382, 5945980, 8918970, 10702764, 13378455, 17837940, 26756910, 53513820]

約数ペア:

[(1, 53513820), (2, 26756910), (3, 17837940), (4, 13378455), (5, 10702764), (6, 8918970), (9, 5945980), (10, 5351382), (12, 4459485), (15, 3567588), (18, 2972990), (20, 2675691), (30, 1783794), (36, 1486495), (45, 1189196), (60, 891897), (90, 594598), (180, 297299), (211, 253620), (422, 126810), (633, 84540), (844, 63405), (1055, 50724), (1266, 42270), (1409, 37980), (1899, 28180), (2110, 25362), (2532, 21135), (2818, 18990), (3165, 16908), (3798, 14090), (4220, 12681), (4227, 12660), (5636, 9495), (6330, 8454), (7045, 7596)]