51486990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{12347}}^1$

素因数の和:12496

約数の個数: 32

約数和(自身を含む): 124467840

約数和(自身を除く): 72980850

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 139, 278, 417, 695, 834, 1390, 2085, 4170, 12347, 24694, 37041, 61735, 74082, 123470, 185205, 370410, 1716233, 3432466, 5148699, 8581165, 10297398, 17162330, 25743495, 51486990]

約数ペア:

[(1, 51486990), (2, 25743495), (3, 17162330), (5, 10297398), (6, 8581165), (10, 5148699), (15, 3432466), (30, 1716233), (139, 370410), (278, 185205), (417, 123470), (695, 74082), (834, 61735), (1390, 37041), (2085, 24694), (4170, 12347)]