81661050

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{9551}}^1$

素因数の和:9588

約数の個数: 72

約数和(自身を含む): 230967360

約数和(自身を除く): 149306310

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 25, 30, 38, 45, 50, 57, 75, 90, 95, 114, 150, 171, 190, 225, 285, 342, 450, 475, 570, 855, 950, 1425, 1710, 2850, 4275, 8550, 9551, 19102, 28653, 47755, 57306, 85959, 95510, 143265, 171918, 181469, 238775, 286530, 362938, 429795, 477550, 544407, 716325, 859590, 907345, 1088814, 1432650, 1633221, 1814690, 2148975, 2722035, 3266442, 4297950, 4536725, 5444070, 8166105, 9073450, 13610175, 16332210, 27220350, 40830525, 81661050]

約数ペア:

[(1, 81661050), (2, 40830525), (3, 27220350), (5, 16332210), (6, 13610175), (9, 9073450), (10, 8166105), (15, 5444070), (18, 4536725), (19, 4297950), (25, 3266442), (30, 2722035), (38, 2148975), (45, 1814690), (50, 1633221), (57, 1432650), (75, 1088814), (90, 907345), (95, 859590), (114, 716325), (150, 544407), (171, 477550), (190, 429795), (225, 362938), (285, 286530), (342, 238775), (450, 181469), (475, 171918), (570, 143265), (855, 95510), (950, 85959), (1425, 57306), (1710, 47755), (2850, 28653), (4275, 19102), (8550, 9551)]