78311250

素因数分解:

$2^1\times 3^2\times 5^4\times {\mathrm{6961}}^1$

素因数の和:6989

約数の個数: 60

約数和(自身を含む): 212055558

約数和(自身を除く): 133744308

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 125, 150, 225, 250, 375, 450, 625, 750, 1125, 1250, 1875, 2250, 3750, 5625, 6961, 11250, 13922, 20883, 34805, 41766, 62649, 69610, 104415, 125298, 174025, 208830, 313245, 348050, 522075, 626490, 870125, 1044150, 1566225, 1740250, 2610375, 3132450, 4350625, 5220750, 7831125, 8701250, 13051875, 15662250, 26103750, 39155625, 78311250]

約数ペア:

[(1, 78311250), (2, 39155625), (3, 26103750), (5, 15662250), (6, 13051875), (9, 8701250), (10, 7831125), (15, 5220750), (18, 4350625), (25, 3132450), (30, 2610375), (45, 1740250), (50, 1566225), (75, 1044150), (90, 870125), (125, 626490), (150, 522075), (225, 348050), (250, 313245), (375, 208830), (450, 174025), (625, 125298), (750, 104415), (1125, 69610), (1250, 62649), (1875, 41766), (2250, 34805), (3750, 20883), (5625, 13922), (6961, 11250)]