27219500

素因数分解:

$2^2\times 5^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1$

素因数の和:145

約数の個数: 144

約数和(自身を含む): 76186656

約数和(自身を除く): 48967156

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 44, 49, 50, 55, 70, 77, 98, 100, 101, 110, 125, 140, 154, 175, 196, 202, 220, 245, 250, 275, 308, 350, 385, 404, 490, 500, 505, 539, 550, 700, 707, 770, 875, 980, 1010, 1078, 1100, 1111, 1225, 1375, 1414, 1540, 1750, 1925, 2020, 2156, 2222, 2450, 2525, 2695, 2750, 2828, 3500, 3535, 3850, 4444, 4900, 4949, 5050, 5390, 5500, 5555, 6125, 7070, 7700, 7777, 9625, 9898, 10100, 10780, 11110, 12250, 12625, 13475, 14140, 15554, 17675, 19250, 19796, 22220, 24500, 24745, 25250, 26950, 27775, 31108, 35350, 38500, 38885, 49490, 50500, 53900, 54439, 55550, 67375, 70700, 77770, 88375, 98980, 108878, 111100, 123725, 134750, 138875, 155540, 176750, 194425, 217756, 247450, 269500, 272195, 277750, 353500, 388850, 494900, 544390, 555500, 618625, 777700, 972125, 1088780, 1237250, 1360975, 1944250, 2474500, 2721950, 3888500, 5443900, 6804875, 13609750, 27219500]

約数ペア:

[(1, 27219500), (2, 13609750), (4, 6804875), (5, 5443900), (7, 3888500), (10, 2721950), (11, 2474500), (14, 1944250), (20, 1360975), (22, 1237250), (25, 1088780), (28, 972125), (35, 777700), (44, 618625), (49, 555500), (50, 544390), (55, 494900), (70, 388850), (77, 353500), (98, 277750), (100, 272195), (101, 269500), (110, 247450), (125, 217756), (140, 194425), (154, 176750), (175, 155540), (196, 138875), (202, 134750), (220, 123725), (245, 111100), (250, 108878), (275, 98980), (308, 88375), (350, 77770), (385, 70700), (404, 67375), (490, 55550), (500, 54439), (505, 53900), (539, 50500), (550, 49490), (700, 38885), (707, 38500), (770, 35350), (875, 31108), (980, 27775), (1010, 26950), (1078, 25250), (1100, 24745), (1111, 24500), (1225, 22220), (1375, 19796), (1414, 19250), (1540, 17675), (1750, 15554), (1925, 14140), (2020, 13475), (2156, 12625), (2222, 12250), (2450, 11110), (2525, 10780), (2695, 10100), (2750, 9898), (2828, 9625), (3500, 7777), (3535, 7700), (3850, 7070), (4444, 6125), (4900, 5555), (4949, 5500), (5050, 5390)]