85830140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{1223}}^1$

素因数の和:1283

約数の個数: 72

約数和(自身を含む): 205117920

約数和(自身を除く): 119287780

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 121, 145, 220, 242, 290, 319, 484, 580, 605, 638, 1210, 1223, 1276, 1595, 2420, 2446, 3190, 3509, 4892, 6115, 6380, 7018, 12230, 13453, 14036, 17545, 24460, 26906, 35090, 35467, 53812, 67265, 70180, 70934, 134530, 141868, 147983, 177335, 269060, 295966, 354670, 390137, 591932, 709340, 739915, 780274, 1479830, 1560548, 1950685, 2959660, 3901370, 4291507, 7802740, 8583014, 17166028, 21457535, 42915070, 85830140]

約数ペア:

[(1, 85830140), (2, 42915070), (4, 21457535), (5, 17166028), (10, 8583014), (11, 7802740), (20, 4291507), (22, 3901370), (29, 2959660), (44, 1950685), (55, 1560548), (58, 1479830), (110, 780274), (116, 739915), (121, 709340), (145, 591932), (220, 390137), (242, 354670), (290, 295966), (319, 269060), (484, 177335), (580, 147983), (605, 141868), (638, 134530), (1210, 70934), (1223, 70180), (1276, 67265), (1595, 53812), (2420, 35467), (2446, 35090), (3190, 26906), (3509, 24460), (4892, 17545), (6115, 14036), (6380, 13453), (7018, 12230)]