47128900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{5179}}^1$

素因数の和:5213

約数の個数: 72

約数和(自身を含む): 125894720

約数和(自身を除く): 78765820

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 50, 52, 65, 70, 91, 100, 130, 140, 175, 182, 260, 325, 350, 364, 455, 650, 700, 910, 1300, 1820, 2275, 4550, 5179, 9100, 10358, 20716, 25895, 36253, 51790, 67327, 72506, 103580, 129475, 134654, 145012, 181265, 258950, 269308, 336635, 362530, 471289, 517900, 673270, 725060, 906325, 942578, 1346540, 1683175, 1812650, 1885156, 2356445, 3366350, 3625300, 4712890, 6732700, 9425780, 11782225, 23564450, 47128900]

約数ペア:

[(1, 47128900), (2, 23564450), (4, 11782225), (5, 9425780), (7, 6732700), (10, 4712890), (13, 3625300), (14, 3366350), (20, 2356445), (25, 1885156), (26, 1812650), (28, 1683175), (35, 1346540), (50, 942578), (52, 906325), (65, 725060), (70, 673270), (91, 517900), (100, 471289), (130, 362530), (140, 336635), (175, 269308), (182, 258950), (260, 181265), (325, 145012), (350, 134654), (364, 129475), (455, 103580), (650, 72506), (700, 67327), (910, 51790), (1300, 36253), (1820, 25895), (2275, 20716), (4550, 10358), (5179, 9100)]