1680075

素因数分解:

$3^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1$

素因数の和:169

約数の個数: 48

約数和(自身を含む): 3273600

約数和(自身を除く): 1593525

約数列:

[1, 3, 5, 9, 15, 19, 25, 27, 45, 57, 75, 95, 131, 135, 171, 225, 285, 393, 475, 513, 655, 675, 855, 1179, 1425, 1965, 2489, 2565, 3275, 3537, 4275, 5895, 7467, 9825, 12445, 12825, 17685, 22401, 29475, 37335, 62225, 67203, 88425, 112005, 186675, 336015, 560025, 1680075]

約数ペア:

[(1, 1680075), (3, 560025), (5, 336015), (9, 186675), (15, 112005), (19, 88425), (25, 67203), (27, 62225), (45, 37335), (57, 29475), (75, 22401), (95, 17685), (131, 12825), (135, 12445), (171, 9825), (225, 7467), (285, 5895), (393, 4275), (475, 3537), (513, 3275), (655, 2565), (675, 2489), (855, 1965), (1179, 1425)]