55504540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{30497}}^1$

素因数の和:30526

約数の個数: 48

約数和(自身を含む): 143462592

約数和(自身を除く): 87958052

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 30497, 60994, 121988, 152485, 213479, 304970, 396461, 426958, 609940, 792922, 853916, 1067395, 1585844, 1982305, 2134790, 2775227, 3964610, 4269580, 5550454, 7929220, 11100908, 13876135, 27752270, 55504540]

約数ペア:

[(1, 55504540), (2, 27752270), (4, 13876135), (5, 11100908), (7, 7929220), (10, 5550454), (13, 4269580), (14, 3964610), (20, 2775227), (26, 2134790), (28, 1982305), (35, 1585844), (52, 1067395), (65, 853916), (70, 792922), (91, 609940), (130, 426958), (140, 396461), (182, 304970), (260, 213479), (364, 152485), (455, 121988), (910, 60994), (1820, 30497)]