51133180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{409}}^1$

素因数の和:491

約数の個数: 96

約数和(自身を含む): 132249600

約数和(自身を除く): 81116420

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 47, 70, 76, 94, 95, 133, 140, 188, 190, 235, 266, 329, 380, 409, 470, 532, 658, 665, 818, 893, 940, 1316, 1330, 1636, 1645, 1786, 2045, 2660, 2863, 3290, 3572, 4090, 4465, 5726, 6251, 6580, 7771, 8180, 8930, 11452, 12502, 14315, 15542, 17860, 19223, 25004, 28630, 31084, 31255, 38446, 38855, 54397, 57260, 62510, 76892, 77710, 96115, 108794, 125020, 134561, 155420, 192230, 217588, 269122, 271985, 365237, 384460, 538244, 543970, 672805, 730474, 1087940, 1345610, 1460948, 1826185, 2556659, 2691220, 3652370, 5113318, 7304740, 10226636, 12783295, 25566590, 51133180]

約数ペア:

[(1, 51133180), (2, 25566590), (4, 12783295), (5, 10226636), (7, 7304740), (10, 5113318), (14, 3652370), (19, 2691220), (20, 2556659), (28, 1826185), (35, 1460948), (38, 1345610), (47, 1087940), (70, 730474), (76, 672805), (94, 543970), (95, 538244), (133, 384460), (140, 365237), (188, 271985), (190, 269122), (235, 217588), (266, 192230), (329, 155420), (380, 134561), (409, 125020), (470, 108794), (532, 96115), (658, 77710), (665, 76892), (818, 62510), (893, 57260), (940, 54397), (1316, 38855), (1330, 38446), (1636, 31255), (1645, 31084), (1786, 28630), (2045, 25004), (2660, 19223), (2863, 17860), (3290, 15542), (3572, 14315), (4090, 12502), (4465, 11452), (5726, 8930), (6251, 8180), (6580, 7771)]