55198780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{2333}}^1$

素因数の和:2375

約数の個数: 72

約数和(自身を含む): 143512992

約数和(自身を除く): 88314212

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 169, 182, 260, 338, 364, 455, 676, 845, 910, 1183, 1690, 1820, 2333, 2366, 3380, 4666, 4732, 5915, 9332, 11665, 11830, 16331, 23330, 23660, 30329, 32662, 46660, 60658, 65324, 81655, 121316, 151645, 163310, 212303, 303290, 326620, 394277, 424606, 606580, 788554, 849212, 1061515, 1577108, 1971385, 2123030, 2759939, 3942770, 4246060, 5519878, 7885540, 11039756, 13799695, 27599390, 55198780]

約数ペア:

[(1, 55198780), (2, 27599390), (4, 13799695), (5, 11039756), (7, 7885540), (10, 5519878), (13, 4246060), (14, 3942770), (20, 2759939), (26, 2123030), (28, 1971385), (35, 1577108), (52, 1061515), (65, 849212), (70, 788554), (91, 606580), (130, 424606), (140, 394277), (169, 326620), (182, 303290), (260, 212303), (338, 163310), (364, 151645), (455, 121316), (676, 81655), (845, 65324), (910, 60658), (1183, 46660), (1690, 32662), (1820, 30329), (2333, 23660), (2366, 23330), (3380, 16331), (4666, 11830), (4732, 11665), (5915, 9332)]