156969647980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1321}}^1\times {\mathrm{312701}}^1$

素因数の和:314050

約数の個数: 48

約数和(自身を含む): 347249316960

約数和(自身を除く): 190279668980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 1321, 2642, 5284, 6605, 13210, 25099, 26420, 50198, 100396, 125495, 250990, 312701, 501980, 625402, 1250804, 1563505, 3127010, 5941319, 6254020, 11882638, 23765276, 29706595, 59413190, 118826380, 413078021, 826156042, 1652312084, 2065390105, 4130780210, 7848482399, 8261560420, 15696964798, 31393929596, 39242411995, 78484823990, 156969647980]

約数ペア:

[(1, 156969647980), (2, 78484823990), (4, 39242411995), (5, 31393929596), (10, 15696964798), (19, 8261560420), (20, 7848482399), (38, 4130780210), (76, 2065390105), (95, 1652312084), (190, 826156042), (380, 413078021), (1321, 118826380), (2642, 59413190), (5284, 29706595), (6605, 23765276), (13210, 11882638), (25099, 6254020), (26420, 5941319), (50198, 3127010), (100396, 1563505), (125495, 1250804), (250990, 625402), (312701, 501980)]