51154619890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{180179}}^1$

素因数の和:180315

約数の個数: 64

約数和(自身を含む): 105080976000

約数和(自身を除く): 53926356110

約数列:

[1, 2, 5, 10, 11, 22, 29, 55, 58, 89, 110, 145, 178, 290, 319, 445, 638, 890, 979, 1595, 1958, 2581, 3190, 4895, 5162, 9790, 12905, 25810, 28391, 56782, 141955, 180179, 283910, 360358, 900895, 1801790, 1981969, 3963938, 5225191, 9909845, 10450382, 16035931, 19819690, 26125955, 32071862, 52251910, 57477101, 80179655, 114954202, 160359310, 176395241, 287385505, 352790482, 465041999, 574771010, 881976205, 930083998, 1763952410, 2325209995, 4650419990, 5115461989, 10230923978, 25577309945, 51154619890]

約数ペア:

[(1, 51154619890), (2, 25577309945), (5, 10230923978), (10, 5115461989), (11, 4650419990), (22, 2325209995), (29, 1763952410), (55, 930083998), (58, 881976205), (89, 574771010), (110, 465041999), (145, 352790482), (178, 287385505), (290, 176395241), (319, 160359310), (445, 114954202), (638, 80179655), (890, 57477101), (979, 52251910), (1595, 32071862), (1958, 26125955), (2581, 19819690), (3190, 16035931), (4895, 10450382), (5162, 9909845), (9790, 5225191), (12905, 3963938), (25810, 1981969), (28391, 1801790), (56782, 900895), (141955, 360358), (180179, 283910)]