55521440

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{26693}}^1$

素因数の和:26721

約数の個数: 48

約数和(自身を含む): 141264648

約数和(自身を除く): 85743208

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 26693, 53386, 106772, 133465, 213544, 266930, 347009, 427088, 533860, 694018, 854176, 1067720, 1388036, 1735045, 2135440, 2776072, 3470090, 4270880, 5552144, 6940180, 11104288, 13880360, 27760720, 55521440]

約数ペア:

[(1, 55521440), (2, 27760720), (4, 13880360), (5, 11104288), (8, 6940180), (10, 5552144), (13, 4270880), (16, 3470090), (20, 2776072), (26, 2135440), (32, 1735045), (40, 1388036), (52, 1067720), (65, 854176), (80, 694018), (104, 533860), (130, 427088), (160, 347009), (208, 266930), (260, 213544), (416, 133465), (520, 106772), (1040, 53386), (2080, 26693)]