27645280

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{13291}}^1$

素因数の和:13319

約数の個数: 48

約数和(自身を含む): 70341264

約数和(自身を除く): 42695984

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, 13291, 26582, 53164, 66455, 106328, 132910, 172783, 212656, 265820, 345566, 425312, 531640, 691132, 863915, 1063280, 1382264, 1727830, 2126560, 2764528, 3455660, 5529056, 6911320, 13822640, 27645280]

約数ペア:

[(1, 27645280), (2, 13822640), (4, 6911320), (5, 5529056), (8, 3455660), (10, 2764528), (13, 2126560), (16, 1727830), (20, 1382264), (26, 1063280), (32, 863915), (40, 691132), (52, 531640), (65, 425312), (80, 345566), (104, 265820), (130, 212656), (160, 172783), (208, 132910), (260, 106328), (416, 66455), (520, 53164), (1040, 26582), (2080, 13291)]