61283820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{78569}}^1$

素因数の和:78594

約数の個数: 48

約数和(自身を含む): 184796640

約数和(自身を除く): 123512820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 78569, 157138, 235707, 314276, 392845, 471414, 785690, 942828, 1021397, 1178535, 1571380, 2042794, 2357070, 3064191, 4085588, 4714140, 5106985, 6128382, 10213970, 12256764, 15320955, 20427940, 30641910, 61283820]

約数ペア:

[(1, 61283820), (2, 30641910), (3, 20427940), (4, 15320955), (5, 12256764), (6, 10213970), (10, 6128382), (12, 5106985), (13, 4714140), (15, 4085588), (20, 3064191), (26, 2357070), (30, 2042794), (39, 1571380), (52, 1178535), (60, 1021397), (65, 942828), (78, 785690), (130, 471414), (156, 392845), (195, 314276), (260, 235707), (390, 157138), (780, 78569)]