20121725055

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1\times {\mathrm{233}}^1\times {\mathrm{811}}^1$

素因数の和:1312

約数の個数: 64

約数和(自身を含む): 33563013120

約数和(自身を除く): 13441288065

約数列:

[1, 3, 5, 15, 31, 93, 155, 229, 233, 465, 687, 699, 811, 1145, 1165, 2433, 3435, 3495, 4055, 7099, 7223, 12165, 21297, 21669, 25141, 35495, 36115, 53357, 75423, 106485, 108345, 125705, 160071, 185719, 188963, 266785, 377115, 557157, 566889, 800355, 928595, 944815, 1654067, 2785785, 2834445, 4962201, 5757289, 5857853, 8270335, 17271867, 17573559, 24811005, 28786445, 29289265, 43272527, 86359335, 87867795, 129817581, 216362635, 649087905, 1341448337, 4024345011, 6707241685, 20121725055]

約数ペア:

[(1, 20121725055), (3, 6707241685), (5, 4024345011), (15, 1341448337), (31, 649087905), (93, 216362635), (155, 129817581), (229, 87867795), (233, 86359335), (465, 43272527), (687, 29289265), (699, 28786445), (811, 24811005), (1145, 17573559), (1165, 17271867), (2433, 8270335), (3435, 5857853), (3495, 5757289), (4055, 4962201), (7099, 2834445), (7223, 2785785), (12165, 1654067), (21297, 944815), (21669, 928595), (25141, 800355), (35495, 566889), (36115, 557157), (53357, 377115), (75423, 266785), (106485, 188963), (108345, 185719), (125705, 160071)]