66802500

素因数分解:

$2^2\times 3^2\times 5^4\times {\mathrm{2969}}^1$

素因数の和:2999

約数の個数: 90

約数和(自身を含む): 211080870

約数和(自身を除く): 144278370

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 125, 150, 180, 225, 250, 300, 375, 450, 500, 625, 750, 900, 1125, 1250, 1500, 1875, 2250, 2500, 2969, 3750, 4500, 5625, 5938, 7500, 8907, 11250, 11876, 14845, 17814, 22500, 26721, 29690, 35628, 44535, 53442, 59380, 74225, 89070, 106884, 133605, 148450, 178140, 222675, 267210, 296900, 371125, 445350, 534420, 668025, 742250, 890700, 1113375, 1336050, 1484500, 1855625, 2226750, 2672100, 3340125, 3711250, 4453500, 5566875, 6680250, 7422500, 11133750, 13360500, 16700625, 22267500, 33401250, 66802500]

約数ペア:

[(1, 66802500), (2, 33401250), (3, 22267500), (4, 16700625), (5, 13360500), (6, 11133750), (9, 7422500), (10, 6680250), (12, 5566875), (15, 4453500), (18, 3711250), (20, 3340125), (25, 2672100), (30, 2226750), (36, 1855625), (45, 1484500), (50, 1336050), (60, 1113375), (75, 890700), (90, 742250), (100, 668025), (125, 534420), (150, 445350), (180, 371125), (225, 296900), (250, 267210), (300, 222675), (375, 178140), (450, 148450), (500, 133605), (625, 106884), (750, 89070), (900, 74225), (1125, 59380), (1250, 53442), (1500, 44535), (1875, 35628), (2250, 29690), (2500, 26721), (2969, 22500), (3750, 17814), (4500, 14845), (5625, 11876), (5938, 11250), (7500, 8907)]