81838650

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{103}}^1\times {\mathrm{5297}}^1$

素因数の和:5415

約数の個数: 48

約数和(自身を含む): 204969024

約数和(自身を除く): 123130374

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 103, 150, 206, 309, 515, 618, 1030, 1545, 2575, 3090, 5150, 5297, 7725, 10594, 15450, 15891, 26485, 31782, 52970, 79455, 132425, 158910, 264850, 397275, 545591, 794550, 1091182, 1636773, 2727955, 3273546, 5455910, 8183865, 13639775, 16367730, 27279550, 40919325, 81838650]

約数ペア:

[(1, 81838650), (2, 40919325), (3, 27279550), (5, 16367730), (6, 13639775), (10, 8183865), (15, 5455910), (25, 3273546), (30, 2727955), (50, 1636773), (75, 1091182), (103, 794550), (150, 545591), (206, 397275), (309, 264850), (515, 158910), (618, 132425), (1030, 79455), (1545, 52970), (2575, 31782), (3090, 26485), (5150, 15891), (5297, 15450), (7725, 10594)]