31171520

素因数分解:

$2^6\times 5^1\times {\mathrm{29}}^1\times {\mathrm{3359}}^1$

素因数の和:3405

約数の個数: 56

約数和(自身を含む): 76809600

約数和(自身を除く): 45638080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 116, 145, 160, 232, 290, 320, 464, 580, 928, 1160, 1856, 2320, 3359, 4640, 6718, 9280, 13436, 16795, 26872, 33590, 53744, 67180, 97411, 107488, 134360, 194822, 214976, 268720, 389644, 487055, 537440, 779288, 974110, 1074880, 1558576, 1948220, 3117152, 3896440, 6234304, 7792880, 15585760, 31171520]

約数ペア:

[(1, 31171520), (2, 15585760), (4, 7792880), (5, 6234304), (8, 3896440), (10, 3117152), (16, 1948220), (20, 1558576), (29, 1074880), (32, 974110), (40, 779288), (58, 537440), (64, 487055), (80, 389644), (116, 268720), (145, 214976), (160, 194822), (232, 134360), (290, 107488), (320, 97411), (464, 67180), (580, 53744), (928, 33590), (1160, 26872), (1856, 16795), (2320, 13436), (3359, 9280), (4640, 6718)]