82567240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{12821}}^1$

素因数の和:12862

約数の個数: 64

約数和(自身を含む): 221564160

約数和(自身を除く): 138996920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 920, 1288, 1610, 3220, 6440, 12821, 25642, 51284, 64105, 89747, 102568, 128210, 179494, 256420, 294883, 358988, 448735, 512840, 589766, 717976, 897470, 1179532, 1474415, 1794940, 2064181, 2359064, 2948830, 3589880, 4128362, 5897660, 8256724, 10320905, 11795320, 16513448, 20641810, 41283620, 82567240]

約数ペア:

[(1, 82567240), (2, 41283620), (4, 20641810), (5, 16513448), (7, 11795320), (8, 10320905), (10, 8256724), (14, 5897660), (20, 4128362), (23, 3589880), (28, 2948830), (35, 2359064), (40, 2064181), (46, 1794940), (56, 1474415), (70, 1179532), (92, 897470), (115, 717976), (140, 589766), (161, 512840), (184, 448735), (230, 358988), (280, 294883), (322, 256420), (460, 179494), (644, 128210), (805, 102568), (920, 89747), (1288, 64105), (1610, 51284), (3220, 25642), (6440, 12821)]