81936416

素因数分解:

$2^5\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{347}}^1$

素因数の和:561

約数の個数: 48

約数和(自身を含む): 166271616

約数和(自身を除く): 84335200

約数列:

[1, 2, 4, 8, 16, 32, 47, 94, 157, 188, 314, 347, 376, 628, 694, 752, 1256, 1388, 1504, 2512, 2776, 5024, 5552, 7379, 11104, 14758, 16309, 29516, 32618, 54479, 59032, 65236, 108958, 118064, 130472, 217916, 236128, 260944, 435832, 521888, 871664, 1743328, 2560513, 5121026, 10242052, 20484104, 40968208, 81936416]

約数ペア:

[(1, 81936416), (2, 40968208), (4, 20484104), (8, 10242052), (16, 5121026), (32, 2560513), (47, 1743328), (94, 871664), (157, 521888), (188, 435832), (314, 260944), (347, 236128), (376, 217916), (628, 130472), (694, 118064), (752, 108958), (1256, 65236), (1388, 59032), (1504, 54479), (2512, 32618), (2776, 29516), (5024, 16309), (5552, 14758), (7379, 11104)]