53135540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{317}}^1$

素因数の和:389

約数の個数: 72

約数和(自身を含む): 123008760

約数和(自身を除く): 69873220

約数列:

[1, 2, 4, 5, 10, 17, 20, 29, 34, 58, 68, 85, 116, 145, 170, 289, 290, 317, 340, 493, 578, 580, 634, 986, 1156, 1268, 1445, 1585, 1972, 2465, 2890, 3170, 4930, 5389, 5780, 6340, 8381, 9193, 9860, 10778, 16762, 18386, 21556, 26945, 33524, 36772, 41905, 45965, 53890, 83810, 91613, 91930, 107780, 156281, 167620, 183226, 183860, 312562, 366452, 458065, 625124, 781405, 916130, 1562810, 1832260, 2656777, 3125620, 5313554, 10627108, 13283885, 26567770, 53135540]

約数ペア:

[(1, 53135540), (2, 26567770), (4, 13283885), (5, 10627108), (10, 5313554), (17, 3125620), (20, 2656777), (29, 1832260), (34, 1562810), (58, 916130), (68, 781405), (85, 625124), (116, 458065), (145, 366452), (170, 312562), (289, 183860), (290, 183226), (317, 167620), (340, 156281), (493, 107780), (578, 91930), (580, 91613), (634, 83810), (986, 53890), (1156, 45965), (1268, 41905), (1445, 36772), (1585, 33524), (1972, 26945), (2465, 21556), (2890, 18386), (3170, 16762), (4930, 10778), (5389, 9860), (5780, 9193), (6340, 8381)]