5425839880

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1\times {\mathrm{521}}^1$

素因数の和:815

約数の個数: 128

約数和(自身を含む): 13124332800

約数和(自身を除く): 7698492920

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 71, 76, 95, 142, 152, 190, 193, 284, 355, 380, 386, 521, 568, 710, 760, 772, 965, 1042, 1349, 1420, 1544, 1930, 2084, 2605, 2698, 2840, 3667, 3860, 4168, 5210, 5396, 6745, 7334, 7720, 9899, 10420, 10792, 13490, 13703, 14668, 18335, 19798, 20840, 26980, 27406, 29336, 36670, 36991, 39596, 49495, 53960, 54812, 68515, 73340, 73982, 79192, 98990, 100553, 109624, 137030, 146680, 147964, 184955, 197980, 201106, 260357, 274060, 295928, 369910, 395960, 402212, 502765, 520714, 548120, 702829, 739820, 804424, 1005530, 1041428, 1301785, 1405658, 1479640, 1910507, 2011060, 2082856, 2603570, 2811316, 3514145, 3821014, 4022120, 5207140, 5622632, 7028290, 7139263, 7642028, 9552535, 10414280, 14056580, 14278526, 15284056, 19105070, 28113160, 28557052, 35696315, 38210140, 57114104, 71392630, 76420280, 135645997, 142785260, 271291994, 285570520, 542583988, 678229985, 1085167976, 1356459970, 2712919940, 5425839880]

約数ペア:

[(1, 5425839880), (2, 2712919940), (4, 1356459970), (5, 1085167976), (8, 678229985), (10, 542583988), (19, 285570520), (20, 271291994), (38, 142785260), (40, 135645997), (71, 76420280), (76, 71392630), (95, 57114104), (142, 38210140), (152, 35696315), (190, 28557052), (193, 28113160), (284, 19105070), (355, 15284056), (380, 14278526), (386, 14056580), (521, 10414280), (568, 9552535), (710, 7642028), (760, 7139263), (772, 7028290), (965, 5622632), (1042, 5207140), (1349, 4022120), (1420, 3821014), (1544, 3514145), (1930, 2811316), (2084, 2603570), (2605, 2082856), (2698, 2011060), (2840, 1910507), (3667, 1479640), (3860, 1405658), (4168, 1301785), (5210, 1041428), (5396, 1005530), (6745, 804424), (7334, 739820), (7720, 702829), (9899, 548120), (10420, 520714), (10792, 502765), (13490, 402212), (13703, 395960), (14668, 369910), (18335, 295928), (19798, 274060), (20840, 260357), (26980, 201106), (27406, 197980), (29336, 184955), (36670, 147964), (36991, 146680), (39596, 137030), (49495, 109624), (53960, 100553), (54812, 98990), (68515, 79192), (73340, 73982)]