82972125

素因数分解:

$3^2\times 5^3\times {\mathrm{131}}^1\times {\mathrm{563}}^1$

素因数の和:715

約数の個数: 48

約数和(自身を含む): 150980544

約数和(自身を除く): 68008419

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 125, 131, 225, 375, 393, 563, 655, 1125, 1179, 1689, 1965, 2815, 3275, 5067, 5895, 8445, 9825, 14075, 16375, 25335, 29475, 42225, 49125, 70375, 73753, 126675, 147375, 211125, 221259, 368765, 633375, 663777, 1106295, 1843825, 3318885, 5531475, 9219125, 16594425, 27657375, 82972125]

約数ペア:

[(1, 82972125), (3, 27657375), (5, 16594425), (9, 9219125), (15, 5531475), (25, 3318885), (45, 1843825), (75, 1106295), (125, 663777), (131, 633375), (225, 368765), (375, 221259), (393, 211125), (563, 147375), (655, 126675), (1125, 73753), (1179, 70375), (1689, 49125), (1965, 42225), (2815, 29475), (3275, 25335), (5067, 16375), (5895, 14075), (8445, 9825)]