80812928

素因数分解:

$2^7\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1$

素因数の和:188

約数の個数: 128

約数和(自身を含む): 199756800

約数和(自身を除く): 118943872

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 47, 56, 64, 76, 94, 101, 112, 128, 133, 152, 188, 202, 224, 266, 304, 329, 376, 404, 448, 532, 608, 658, 707, 752, 808, 893, 896, 1064, 1216, 1316, 1414, 1504, 1616, 1786, 1919, 2128, 2432, 2632, 2828, 3008, 3232, 3572, 3838, 4256, 4747, 5264, 5656, 6016, 6251, 6464, 7144, 7676, 8512, 9494, 10528, 11312, 12502, 12928, 13433, 14288, 15352, 17024, 18988, 21056, 22624, 25004, 26866, 28576, 30704, 33229, 37976, 42112, 45248, 50008, 53732, 57152, 61408, 66458, 75952, 90193, 90496, 100016, 107464, 114304, 122816, 132916, 151904, 180386, 200032, 214928, 245632, 265832, 303808, 360772, 400064, 429856, 531664, 607616, 631351, 721544, 800128, 859712, 1063328, 1262702, 1443088, 1719424, 2126656, 2525404, 2886176, 4253312, 5050808, 5772352, 10101616, 11544704, 20203232, 40406464, 80812928]

約数ペア:

[(1, 80812928), (2, 40406464), (4, 20203232), (7, 11544704), (8, 10101616), (14, 5772352), (16, 5050808), (19, 4253312), (28, 2886176), (32, 2525404), (38, 2126656), (47, 1719424), (56, 1443088), (64, 1262702), (76, 1063328), (94, 859712), (101, 800128), (112, 721544), (128, 631351), (133, 607616), (152, 531664), (188, 429856), (202, 400064), (224, 360772), (266, 303808), (304, 265832), (329, 245632), (376, 214928), (404, 200032), (448, 180386), (532, 151904), (608, 132916), (658, 122816), (707, 114304), (752, 107464), (808, 100016), (893, 90496), (896, 90193), (1064, 75952), (1216, 66458), (1316, 61408), (1414, 57152), (1504, 53732), (1616, 50008), (1786, 45248), (1919, 42112), (2128, 37976), (2432, 33229), (2632, 30704), (2828, 28576), (3008, 26866), (3232, 25004), (3572, 22624), (3838, 21056), (4256, 18988), (4747, 17024), (5264, 15352), (5656, 14288), (6016, 13433), (6251, 12928), (6464, 12502), (7144, 11312), (7676, 10528), (8512, 9494)]