1880857550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{1129}}^1$

素因数の和:1398

約数の個数: 96

約数和(自身を含む): 4131298080

約数和(自身を除く): 2250440530

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 50, 55, 65, 110, 130, 143, 233, 275, 286, 325, 466, 550, 650, 715, 1129, 1165, 1430, 2258, 2330, 2563, 3029, 3575, 5126, 5645, 5825, 6058, 7150, 11290, 11650, 12419, 12815, 14677, 15145, 24838, 25630, 28225, 29354, 30290, 33319, 56450, 62095, 64075, 66638, 73385, 75725, 124190, 128150, 146770, 151450, 161447, 166595, 263057, 310475, 322894, 333190, 366925, 526114, 620950, 733850, 807235, 832975, 1315285, 1614470, 1665950, 2630570, 2893627, 3419741, 4036175, 5787254, 6576425, 6839482, 8072350, 13152850, 14468135, 17098705, 28936270, 34197410, 37617151, 72340675, 75234302, 85493525, 144681350, 170987050, 188085755, 376171510, 940428775, 1880857550]

約数ペア:

[(1, 1880857550), (2, 940428775), (5, 376171510), (10, 188085755), (11, 170987050), (13, 144681350), (22, 85493525), (25, 75234302), (26, 72340675), (50, 37617151), (55, 34197410), (65, 28936270), (110, 17098705), (130, 14468135), (143, 13152850), (233, 8072350), (275, 6839482), (286, 6576425), (325, 5787254), (466, 4036175), (550, 3419741), (650, 2893627), (715, 2630570), (1129, 1665950), (1165, 1614470), (1430, 1315285), (2258, 832975), (2330, 807235), (2563, 733850), (3029, 620950), (3575, 526114), (5126, 366925), (5645, 333190), (5825, 322894), (6058, 310475), (7150, 263057), (11290, 166595), (11650, 161447), (12419, 151450), (12815, 146770), (14677, 128150), (15145, 124190), (24838, 75725), (25630, 73385), (28225, 66638), (29354, 64075), (30290, 62095), (33319, 56450)]