201390256880

素因数分解:

$2^4\times 5^1\times {\mathrm{25169}}^1\times {\mathrm{100019}}^1$

素因数の和:125201

約数の個数: 40

約数和(自身を含む): 468255632400

約数和(自身を除く): 266865375520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 25169, 50338, 100019, 100676, 125845, 200038, 201352, 251690, 400076, 402704, 500095, 503380, 800152, 1000190, 1006760, 1600304, 2000380, 2013520, 4000760, 8001520, 2517378211, 5034756422, 10069512844, 12586891055, 20139025688, 25173782110, 40278051376, 50347564220, 100695128440, 201390256880]

約数ペア:

[(1, 201390256880), (2, 100695128440), (4, 50347564220), (5, 40278051376), (8, 25173782110), (10, 20139025688), (16, 12586891055), (20, 10069512844), (40, 5034756422), (80, 2517378211), (25169, 8001520), (50338, 4000760), (100019, 2013520), (100676, 2000380), (125845, 1600304), (200038, 1006760), (201352, 1000190), (251690, 800152), (400076, 503380), (402704, 500095)]