80972768

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{2039}}^1$

素因数の和:2139

約数の個数: 48

約数和(自身を含む): 171188640

約数和(自身を除く): 90215872

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 73, 136, 146, 272, 292, 544, 584, 1168, 1241, 2039, 2336, 2482, 4078, 4964, 8156, 9928, 16312, 19856, 32624, 34663, 39712, 65248, 69326, 138652, 148847, 277304, 297694, 554608, 595388, 1109216, 1190776, 2381552, 2530399, 4763104, 5060798, 10121596, 20243192, 40486384, 80972768]

約数ペア:

[(1, 80972768), (2, 40486384), (4, 20243192), (8, 10121596), (16, 5060798), (17, 4763104), (32, 2530399), (34, 2381552), (68, 1190776), (73, 1109216), (136, 595388), (146, 554608), (272, 297694), (292, 277304), (544, 148847), (584, 138652), (1168, 69326), (1241, 65248), (2039, 39712), (2336, 34663), (2482, 32624), (4078, 19856), (4964, 16312), (8156, 9928)]