51603520

素因数分解:

$2^6\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1231}}^1$

素因数の和:1379

約数の個数: 56

約数和(自身を含む): 123919488

約数和(自身を除く): 72315968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 131, 160, 262, 320, 524, 655, 1048, 1231, 1310, 2096, 2462, 2620, 4192, 4924, 5240, 6155, 8384, 9848, 10480, 12310, 19696, 20960, 24620, 39392, 41920, 49240, 78784, 98480, 161261, 196960, 322522, 393920, 645044, 806305, 1290088, 1612610, 2580176, 3225220, 5160352, 6450440, 10320704, 12900880, 25801760, 51603520]

約数ペア:

[(1, 51603520), (2, 25801760), (4, 12900880), (5, 10320704), (8, 6450440), (10, 5160352), (16, 3225220), (20, 2580176), (32, 1612610), (40, 1290088), (64, 806305), (80, 645044), (131, 393920), (160, 322522), (262, 196960), (320, 161261), (524, 98480), (655, 78784), (1048, 49240), (1231, 41920), (1310, 39392), (2096, 24620), (2462, 20960), (2620, 19696), (4192, 12310), (4924, 10480), (5240, 9848), (6155, 8384)]