138030880

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{66361}}^1$

素因数の和:66389

約数の個数: 48

約数和(自身を含む): 351187704

約数和(自身を除く): 213156824

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, 66361, 132722, 265444, 331805, 530888, 663610, 862693, 1061776, 1327220, 1725386, 2123552, 2654440, 3450772, 4313465, 5308880, 6901544, 8626930, 10617760, 13803088, 17253860, 27606176, 34507720, 69015440, 138030880]

約数ペア:

[(1, 138030880), (2, 69015440), (4, 34507720), (5, 27606176), (8, 17253860), (10, 13803088), (13, 10617760), (16, 8626930), (20, 6901544), (26, 5308880), (32, 4313465), (40, 3450772), (52, 2654440), (65, 2123552), (80, 1725386), (104, 1327220), (130, 1061776), (160, 862693), (208, 663610), (260, 530888), (416, 331805), (520, 265444), (1040, 132722), (2080, 66361)]