81768150

素因数分解:

$2^1\times 3^3\times 5^2\times {\mathrm{37}}^1\times {\mathrm{1637}}^1$

素因数の和:1695

約数の個数: 96

約数和(自身を含む): 231547680

約数和(自身を除く): 149779530

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 37, 45, 50, 54, 74, 75, 90, 111, 135, 150, 185, 222, 225, 270, 333, 370, 450, 555, 666, 675, 925, 999, 1110, 1350, 1637, 1665, 1850, 1998, 2775, 3274, 3330, 4911, 4995, 5550, 8185, 8325, 9822, 9990, 14733, 16370, 16650, 24555, 24975, 29466, 40925, 44199, 49110, 49950, 60569, 73665, 81850, 88398, 121138, 122775, 147330, 181707, 220995, 245550, 302845, 363414, 368325, 441990, 545121, 605690, 736650, 908535, 1090242, 1104975, 1514225, 1635363, 1817070, 2209950, 2725605, 3028450, 3270726, 4542675, 5451210, 8176815, 9085350, 13628025, 16353630, 27256050, 40884075, 81768150]

約数ペア:

[(1, 81768150), (2, 40884075), (3, 27256050), (5, 16353630), (6, 13628025), (9, 9085350), (10, 8176815), (15, 5451210), (18, 4542675), (25, 3270726), (27, 3028450), (30, 2725605), (37, 2209950), (45, 1817070), (50, 1635363), (54, 1514225), (74, 1104975), (75, 1090242), (90, 908535), (111, 736650), (135, 605690), (150, 545121), (185, 441990), (222, 368325), (225, 363414), (270, 302845), (333, 245550), (370, 220995), (450, 181707), (555, 147330), (666, 122775), (675, 121138), (925, 88398), (999, 81850), (1110, 73665), (1350, 60569), (1637, 49950), (1665, 49110), (1850, 44199), (1998, 40925), (2775, 29466), (3274, 24975), (3330, 24555), (4911, 16650), (4995, 16370), (5550, 14733), (8185, 9990), (8325, 9822)]