161625856

素因数分解:

$2^8\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1$

素因数の和:190

約数の個数: 144

約数和(自身を含む): 400296960

約数和(自身を除く): 238671104

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, 256, 266, 304, 329, 376, 404, 448, 532, 608, 658, 707, 752, 808, 893, 896, 1064, 1216, 1316, 1414, 1504, 1616, 1786, 1792, 1919, 2128, 2432, 2632, 2828, 3008, 3232, 3572, 3838, 4256, 4747, 4864, 5264, 5656, 6016, 6251, 6464, 7144, 7676, 8512, 9494, 10528, 11312, 12032, 12502, 12928, 13433, 14288, 15352, 17024, 18988, 21056, 22624, 25004, 25856, 26866, 28576, 30704, 33229, 34048, 37976, 42112, 45248, 50008, 53732, 57152, 61408, 66458, 75952, 84224, 90193, 90496, 100016, 107464, 114304, 122816, 132916, 151904, 180386, 180992, 200032, 214928, 228608, 245632, 265832, 303808, 360772, 400064, 429856, 491264, 531664, 607616, 631351, 721544, 800128, 859712, 1063328, 1215232, 1262702, 1443088, 1600256, 1719424, 2126656, 2525404, 2886176, 3438848, 4253312, 5050808, 5772352, 8506624, 10101616, 11544704, 20203232, 23089408, 40406464, 80812928, 161625856]

約数ペア:

[(1, 161625856), (2, 80812928), (4, 40406464), (7, 23089408), (8, 20203232), (14, 11544704), (16, 10101616), (19, 8506624), (28, 5772352), (32, 5050808), (38, 4253312), (47, 3438848), (56, 2886176), (64, 2525404), (76, 2126656), (94, 1719424), (101, 1600256), (112, 1443088), (128, 1262702), (133, 1215232), (152, 1063328), (188, 859712), (202, 800128), (224, 721544), (256, 631351), (266, 607616), (304, 531664), (329, 491264), (376, 429856), (404, 400064), (448, 360772), (532, 303808), (608, 265832), (658, 245632), (707, 228608), (752, 214928), (808, 200032), (893, 180992), (896, 180386), (1064, 151904), (1216, 132916), (1316, 122816), (1414, 114304), (1504, 107464), (1616, 100016), (1786, 90496), (1792, 90193), (1919, 84224), (2128, 75952), (2432, 66458), (2632, 61408), (2828, 57152), (3008, 53732), (3232, 50008), (3572, 45248), (3838, 42112), (4256, 37976), (4747, 34048), (4864, 33229), (5264, 30704), (5656, 28576), (6016, 26866), (6251, 25856), (6464, 25004), (7144, 22624), (7676, 21056), (8512, 18988), (9494, 17024), (10528, 15352), (11312, 14288), (12032, 13433), (12502, 12928)]