625692860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{39451}}^1$

素因数の和:39534

約数の個数: 48

約数和(自身を含む): 1438262112

約数和(自身を除く): 812569252

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 61, 65, 122, 130, 244, 260, 305, 610, 793, 1220, 1586, 3172, 3965, 7930, 15860, 39451, 78902, 157804, 197255, 394510, 512863, 789020, 1025726, 2051452, 2406511, 2564315, 4813022, 5128630, 9626044, 10257260, 12032555, 24065110, 31284643, 48130220, 62569286, 125138572, 156423215, 312846430, 625692860]

約数ペア:

[(1, 625692860), (2, 312846430), (4, 156423215), (5, 125138572), (10, 62569286), (13, 48130220), (20, 31284643), (26, 24065110), (52, 12032555), (61, 10257260), (65, 9626044), (122, 5128630), (130, 4813022), (244, 2564315), (260, 2406511), (305, 2051452), (610, 1025726), (793, 789020), (1220, 512863), (1586, 394510), (3172, 197255), (3965, 157804), (7930, 78902), (15860, 39451)]