82193720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{12763}}^1$

素因数の和:12804

約数の個数: 64

約数和(自身を含む): 220561920

約数和(自身を除く): 138368200

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, 12763, 25526, 51052, 63815, 89341, 102104, 127630, 178682, 255260, 293549, 357364, 446705, 510520, 587098, 714728, 893410, 1174196, 1467745, 1786820, 2054843, 2348392, 2935490, 3573640, 4109686, 5870980, 8219372, 10274215, 11741960, 16438744, 20548430, 41096860, 82193720]

約数ペア:

[(1, 82193720), (2, 41096860), (4, 20548430), (5, 16438744), (7, 11741960), (8, 10274215), (10, 8219372), (14, 5870980), (20, 4109686), (23, 3573640), (28, 2935490), (35, 2348392), (40, 2054843), (46, 1786820), (56, 1467745), (70, 1174196), (92, 893410), (115, 714728), (140, 587098), (161, 510520), (184, 446705), (230, 357364), (280, 293549), (322, 255260), (460, 178682), (644, 127630), (805, 102104), (920, 89341), (1288, 63815), (1610, 51052), (3220, 25526), (6440, 12763)]