5157550

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:181

約数の個数: 48

約数和(自身を含む): 10378800

約数和(自身を除く): 5221250

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 61, 89, 95, 122, 178, 190, 305, 445, 475, 610, 890, 950, 1159, 1525, 1691, 2225, 2318, 3050, 3382, 4450, 5429, 5795, 8455, 10858, 11590, 16910, 27145, 28975, 42275, 54290, 57950, 84550, 103151, 135725, 206302, 271450, 515755, 1031510, 2578775, 5157550]

約数ペア:

[(1, 5157550), (2, 2578775), (5, 1031510), (10, 515755), (19, 271450), (25, 206302), (38, 135725), (50, 103151), (61, 84550), (89, 57950), (95, 54290), (122, 42275), (178, 28975), (190, 27145), (305, 16910), (445, 11590), (475, 10858), (610, 8455), (890, 5795), (950, 5429), (1159, 4450), (1525, 3382), (1691, 3050), (2225, 2318)]