49918720

素因数分解:

$2^8\times 5^1\times {\mathrm{59}}^1\times {\mathrm{661}}^1$

素因数の和:741

約数の個数: 72

約数和(自身を含む): 121781520

約数和(自身を除く): 71862800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 59, 64, 80, 118, 128, 160, 236, 256, 295, 320, 472, 590, 640, 661, 944, 1180, 1280, 1322, 1888, 2360, 2644, 3305, 3776, 4720, 5288, 6610, 7552, 9440, 10576, 13220, 15104, 18880, 21152, 26440, 37760, 38999, 42304, 52880, 75520, 77998, 84608, 105760, 155996, 169216, 194995, 211520, 311992, 389990, 423040, 623984, 779980, 846080, 1247968, 1559960, 2495936, 3119920, 4991872, 6239840, 9983744, 12479680, 24959360, 49918720]

約数ペア:

[(1, 49918720), (2, 24959360), (4, 12479680), (5, 9983744), (8, 6239840), (10, 4991872), (16, 3119920), (20, 2495936), (32, 1559960), (40, 1247968), (59, 846080), (64, 779980), (80, 623984), (118, 423040), (128, 389990), (160, 311992), (236, 211520), (256, 194995), (295, 169216), (320, 155996), (472, 105760), (590, 84608), (640, 77998), (661, 75520), (944, 52880), (1180, 42304), (1280, 38999), (1322, 37760), (1888, 26440), (2360, 21152), (2644, 18880), (3305, 15104), (3776, 13220), (4720, 10576), (5288, 9440), (6610, 7552)]