51544980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1439}}^1$

素因数の和:1653

約数の個数: 72

約数和(自身を含む): 157248000

約数和(自身を除く): 105703020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 199, 398, 597, 796, 995, 1194, 1439, 1791, 1990, 2388, 2878, 2985, 3582, 3980, 4317, 5756, 5970, 7164, 7195, 8634, 8955, 11940, 12951, 14390, 17268, 17910, 21585, 25902, 28780, 35820, 43170, 51804, 64755, 86340, 129510, 259020, 286361, 572722, 859083, 1145444, 1431805, 1718166, 2577249, 2863610, 3436332, 4295415, 5154498, 5727220, 8590830, 10308996, 12886245, 17181660, 25772490, 51544980]

約数ペア:

[(1, 51544980), (2, 25772490), (3, 17181660), (4, 12886245), (5, 10308996), (6, 8590830), (9, 5727220), (10, 5154498), (12, 4295415), (15, 3436332), (18, 2863610), (20, 2577249), (30, 1718166), (36, 1431805), (45, 1145444), (60, 859083), (90, 572722), (180, 286361), (199, 259020), (398, 129510), (597, 86340), (796, 64755), (995, 51804), (1194, 43170), (1439, 35820), (1791, 28780), (1990, 25902), (2388, 21585), (2878, 17910), (2985, 17268), (3582, 14390), (3980, 12951), (4317, 11940), (5756, 8955), (5970, 8634), (7164, 7195)]