55290040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{8179}}^1$

素因数の和:8216

約数の個数: 48

約数和(自身を含む): 134724600

約数和(自身を除く): 79434560

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1352, 1690, 3380, 6760, 8179, 16358, 32716, 40895, 65432, 81790, 106327, 163580, 212654, 327160, 425308, 531635, 850616, 1063270, 1382251, 2126540, 2764502, 4253080, 5529004, 6911255, 11058008, 13822510, 27645020, 55290040]

約数ペア:

[(1, 55290040), (2, 27645020), (4, 13822510), (5, 11058008), (8, 6911255), (10, 5529004), (13, 4253080), (20, 2764502), (26, 2126540), (40, 1382251), (52, 1063270), (65, 850616), (104, 531635), (130, 425308), (169, 327160), (260, 212654), (338, 163580), (520, 106327), (676, 81790), (845, 65432), (1352, 40895), (1690, 32716), (3380, 16358), (6760, 8179)]