268291875

素因数分解:

$3^1\times 5^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{443}}^1$

素因数の和:502

約数の個数: 80

約数和(自身を含む): 499340160

約数和(自身を除く): 231048285

約数列:

[1, 3, 5, 15, 17, 19, 25, 51, 57, 75, 85, 95, 125, 255, 285, 323, 375, 425, 443, 475, 625, 969, 1275, 1329, 1425, 1615, 1875, 2125, 2215, 2375, 4845, 6375, 6645, 7125, 7531, 8075, 8417, 10625, 11075, 11875, 22593, 24225, 25251, 31875, 33225, 35625, 37655, 40375, 42085, 55375, 112965, 121125, 126255, 143089, 166125, 188275, 201875, 210425, 276875, 429267, 564825, 605625, 631275, 715445, 830625, 941375, 1052125, 2146335, 2824125, 3156375, 3577225, 4706875, 5260625, 10731675, 14120625, 15781875, 17886125, 53658375, 89430625, 268291875]

約数ペア:

[(1, 268291875), (3, 89430625), (5, 53658375), (15, 17886125), (17, 15781875), (19, 14120625), (25, 10731675), (51, 5260625), (57, 4706875), (75, 3577225), (85, 3156375), (95, 2824125), (125, 2146335), (255, 1052125), (285, 941375), (323, 830625), (375, 715445), (425, 631275), (443, 605625), (475, 564825), (625, 429267), (969, 276875), (1275, 210425), (1329, 201875), (1425, 188275), (1615, 166125), (1875, 143089), (2125, 126255), (2215, 121125), (2375, 112965), (4845, 55375), (6375, 42085), (6645, 40375), (7125, 37655), (7531, 35625), (8075, 33225), (8417, 31875), (10625, 25251), (11075, 24225), (11875, 22593)]