31276850

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:156

約数の個数: 96

約数和(自身を含む): 69370560

約数和(自身を除く): 38093710

約数列:

[1, 2, 5, 10, 11, 19, 22, 25, 38, 41, 50, 55, 73, 82, 95, 110, 146, 190, 205, 209, 275, 365, 410, 418, 451, 475, 550, 730, 779, 803, 902, 950, 1025, 1045, 1387, 1558, 1606, 1825, 2050, 2090, 2255, 2774, 2993, 3650, 3895, 4015, 4510, 5225, 5986, 6935, 7790, 8030, 8569, 10450, 11275, 13870, 14965, 15257, 17138, 19475, 20075, 22550, 29930, 30514, 32923, 34675, 38950, 40150, 42845, 56867, 65846, 69350, 74825, 76285, 85690, 113734, 149650, 152570, 164615, 214225, 284335, 329230, 381425, 428450, 568670, 625537, 762850, 823075, 1251074, 1421675, 1646150, 2843350, 3127685, 6255370, 15638425, 31276850]

約数ペア:

[(1, 31276850), (2, 15638425), (5, 6255370), (10, 3127685), (11, 2843350), (19, 1646150), (22, 1421675), (25, 1251074), (38, 823075), (41, 762850), (50, 625537), (55, 568670), (73, 428450), (82, 381425), (95, 329230), (110, 284335), (146, 214225), (190, 164615), (205, 152570), (209, 149650), (275, 113734), (365, 85690), (410, 76285), (418, 74825), (451, 69350), (475, 65846), (550, 56867), (730, 42845), (779, 40150), (803, 38950), (902, 34675), (950, 32923), (1025, 30514), (1045, 29930), (1387, 22550), (1558, 20075), (1606, 19475), (1825, 17138), (2050, 15257), (2090, 14965), (2255, 13870), (2774, 11275), (2993, 10450), (3650, 8569), (3895, 8030), (4015, 7790), (4510, 6935), (5225, 5986)]