80022780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{14341}}^1$

素因数の和:14387

約数の個数: 72

約数和(自身を含む): 250583424

約数和(自身を除く): 170560644

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 14341, 28682, 43023, 57364, 71705, 86046, 129069, 143410, 172092, 215115, 258138, 286820, 430230, 444571, 516276, 645345, 860460, 889142, 1290690, 1333713, 1778284, 2222855, 2581380, 2667426, 4001139, 4445710, 5334852, 6668565, 8002278, 8891420, 13337130, 16004556, 20005695, 26674260, 40011390, 80022780]

約数ペア:

[(1, 80022780), (2, 40011390), (3, 26674260), (4, 20005695), (5, 16004556), (6, 13337130), (9, 8891420), (10, 8002278), (12, 6668565), (15, 5334852), (18, 4445710), (20, 4001139), (30, 2667426), (31, 2581380), (36, 2222855), (45, 1778284), (60, 1333713), (62, 1290690), (90, 889142), (93, 860460), (124, 645345), (155, 516276), (180, 444571), (186, 430230), (279, 286820), (310, 258138), (372, 215115), (465, 172092), (558, 143410), (620, 129069), (930, 86046), (1116, 71705), (1395, 57364), (1860, 43023), (2790, 28682), (5580, 14341)]