81068850

素因数分解:

$2^1\times 3^4\times 5^2\times {\mathrm{37}}^1\times {\mathrm{541}}^1$

素因数の和:602

約数の個数: 120

約数和(自身を含む): 231766788

約数和(自身を除く): 150697938

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 37, 45, 50, 54, 74, 75, 81, 90, 111, 135, 150, 162, 185, 222, 225, 270, 333, 370, 405, 450, 541, 555, 666, 675, 810, 925, 999, 1082, 1110, 1350, 1623, 1665, 1850, 1998, 2025, 2705, 2775, 2997, 3246, 3330, 4050, 4869, 4995, 5410, 5550, 5994, 8115, 8325, 9738, 9990, 13525, 14607, 14985, 16230, 16650, 20017, 24345, 24975, 27050, 29214, 29970, 40034, 40575, 43821, 48690, 49950, 60051, 73035, 74925, 81150, 87642, 100085, 120102, 121725, 146070, 149850, 180153, 200170, 219105, 243450, 300255, 360306, 365175, 438210, 500425, 540459, 600510, 730350, 900765, 1000850, 1080918, 1095525, 1501275, 1621377, 1801530, 2191050, 2702295, 3002550, 3242754, 4503825, 5404590, 8106885, 9007650, 13511475, 16213770, 27022950, 40534425, 81068850]

約数ペア:

[(1, 81068850), (2, 40534425), (3, 27022950), (5, 16213770), (6, 13511475), (9, 9007650), (10, 8106885), (15, 5404590), (18, 4503825), (25, 3242754), (27, 3002550), (30, 2702295), (37, 2191050), (45, 1801530), (50, 1621377), (54, 1501275), (74, 1095525), (75, 1080918), (81, 1000850), (90, 900765), (111, 730350), (135, 600510), (150, 540459), (162, 500425), (185, 438210), (222, 365175), (225, 360306), (270, 300255), (333, 243450), (370, 219105), (405, 200170), (450, 180153), (541, 149850), (555, 146070), (666, 121725), (675, 120102), (810, 100085), (925, 87642), (999, 81150), (1082, 74925), (1110, 73035), (1350, 60051), (1623, 49950), (1665, 48690), (1850, 43821), (1998, 40575), (2025, 40034), (2705, 29970), (2775, 29214), (2997, 27050), (3246, 24975), (3330, 24345), (4050, 20017), (4869, 16650), (4995, 16230), (5410, 14985), (5550, 14607), (5994, 13525), (8115, 9990), (8325, 9738)]