127110400

素因数分解:

$2^8\times 5^2\times {\mathrm{19861}}^1$

素因数の和:19887

約数の個数: 54

約数和(自身を含む): 314633942

約数和(自身を除く): 187523542

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 640, 800, 1280, 1600, 3200, 6400, 19861, 39722, 79444, 99305, 158888, 198610, 317776, 397220, 496525, 635552, 794440, 993050, 1271104, 1588880, 1986100, 2542208, 3177760, 3972200, 5084416, 6355520, 7944400, 12711040, 15888800, 25422080, 31777600, 63555200, 127110400]

約数ペア:

[(1, 127110400), (2, 63555200), (4, 31777600), (5, 25422080), (8, 15888800), (10, 12711040), (16, 7944400), (20, 6355520), (25, 5084416), (32, 3972200), (40, 3177760), (50, 2542208), (64, 1986100), (80, 1588880), (100, 1271104), (128, 993050), (160, 794440), (200, 635552), (256, 496525), (320, 397220), (400, 317776), (640, 198610), (800, 158888), (1280, 99305), (1600, 79444), (3200, 39722), (6400, 19861)]