82258220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{1789}}^1$

素因数の和:1839

約数の個数: 72

約数和(自身を含む): 199978800

約数和(自身を除く): 117720580

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 121, 190, 209, 220, 242, 380, 418, 484, 605, 836, 1045, 1210, 1789, 2090, 2299, 2420, 3578, 4180, 4598, 7156, 8945, 9196, 11495, 17890, 19679, 22990, 33991, 35780, 39358, 45980, 67982, 78716, 98395, 135964, 169955, 196790, 216469, 339910, 373901, 393580, 432938, 679820, 747802, 865876, 1082345, 1495604, 1869505, 2164690, 3739010, 4112911, 4329380, 7478020, 8225822, 16451644, 20564555, 41129110, 82258220]

約数ペア:

[(1, 82258220), (2, 41129110), (4, 20564555), (5, 16451644), (10, 8225822), (11, 7478020), (19, 4329380), (20, 4112911), (22, 3739010), (38, 2164690), (44, 1869505), (55, 1495604), (76, 1082345), (95, 865876), (110, 747802), (121, 679820), (190, 432938), (209, 393580), (220, 373901), (242, 339910), (380, 216469), (418, 196790), (484, 169955), (605, 135964), (836, 98395), (1045, 78716), (1210, 67982), (1789, 45980), (2090, 39358), (2299, 35780), (2420, 33991), (3578, 22990), (4180, 19679), (4598, 17890), (7156, 11495), (8945, 9196)]