515390100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{199}}^1$

素因数の和:402

約数の個数: 144

約数和(自身を含む): 1531152000

約数和(自身を除く): 1015761900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 89, 97, 100, 150, 178, 194, 199, 267, 291, 300, 356, 388, 398, 445, 485, 534, 582, 597, 796, 890, 970, 995, 1068, 1164, 1194, 1335, 1455, 1780, 1940, 1990, 2225, 2388, 2425, 2670, 2910, 2985, 3980, 4450, 4850, 4975, 5340, 5820, 5970, 6675, 7275, 8633, 8900, 9700, 9950, 11940, 13350, 14550, 14925, 17266, 17711, 19303, 19900, 25899, 26700, 29100, 29850, 34532, 35422, 38606, 43165, 51798, 53133, 57909, 59700, 70844, 77212, 86330, 88555, 96515, 103596, 106266, 115818, 129495, 172660, 177110, 193030, 212532, 215825, 231636, 258990, 265665, 289545, 354220, 386060, 431650, 442775, 482575, 517980, 531330, 579090, 647475, 863300, 885550, 965150, 1062660, 1158180, 1294950, 1328325, 1447725, 1717967, 1771100, 1930300, 2589900, 2656650, 2895450, 3435934, 5153901, 5313300, 5790900, 6871868, 8589835, 10307802, 17179670, 20615604, 25769505, 34359340, 42949175, 51539010, 85898350, 103078020, 128847525, 171796700, 257695050, 515390100]

約数ペア:

[(1, 515390100), (2, 257695050), (3, 171796700), (4, 128847525), (5, 103078020), (6, 85898350), (10, 51539010), (12, 42949175), (15, 34359340), (20, 25769505), (25, 20615604), (30, 17179670), (50, 10307802), (60, 8589835), (75, 6871868), (89, 5790900), (97, 5313300), (100, 5153901), (150, 3435934), (178, 2895450), (194, 2656650), (199, 2589900), (267, 1930300), (291, 1771100), (300, 1717967), (356, 1447725), (388, 1328325), (398, 1294950), (445, 1158180), (485, 1062660), (534, 965150), (582, 885550), (597, 863300), (796, 647475), (890, 579090), (970, 531330), (995, 517980), (1068, 482575), (1164, 442775), (1194, 431650), (1335, 386060), (1455, 354220), (1780, 289545), (1940, 265665), (1990, 258990), (2225, 231636), (2388, 215825), (2425, 212532), (2670, 193030), (2910, 177110), (2985, 172660), (3980, 129495), (4450, 115818), (4850, 106266), (4975, 103596), (5340, 96515), (5820, 88555), (5970, 86330), (6675, 77212), (7275, 70844), (8633, 59700), (8900, 57909), (9700, 53133), (9950, 51798), (11940, 43165), (13350, 38606), (14550, 35422), (14925, 34532), (17266, 29850), (17711, 29100), (19303, 26700), (19900, 25899)]