51205760

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4211}}^1$

素因数の和:4249

約数の個数: 64

約数和(自身を含む): 128887200

約数和(自身を除く): 77681440

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 304, 320, 380, 608, 640, 760, 1216, 1520, 2432, 3040, 4211, 6080, 8422, 12160, 16844, 21055, 33688, 42110, 67376, 80009, 84220, 134752, 160018, 168440, 269504, 320036, 336880, 400045, 539008, 640072, 673760, 800090, 1280144, 1347520, 1600180, 2560288, 2695040, 3200360, 5120576, 6400720, 10241152, 12801440, 25602880, 51205760]

約数ペア:

[(1, 51205760), (2, 25602880), (4, 12801440), (5, 10241152), (8, 6400720), (10, 5120576), (16, 3200360), (19, 2695040), (20, 2560288), (32, 1600180), (38, 1347520), (40, 1280144), (64, 800090), (76, 673760), (80, 640072), (95, 539008), (128, 400045), (152, 336880), (160, 320036), (190, 269504), (304, 168440), (320, 160018), (380, 134752), (608, 84220), (640, 80009), (760, 67376), (1216, 42110), (1520, 33688), (2432, 21055), (3040, 16844), (4211, 12160), (6080, 8422)]