31620272

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{1151}}^1$

素因数の和:1277

約数の個数: 40

約数和(自身を含む): 65567232

約数和(自身を除く): 33946960

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 101, 136, 202, 272, 404, 808, 1151, 1616, 1717, 2302, 3434, 4604, 6868, 9208, 13736, 18416, 19567, 27472, 39134, 78268, 116251, 156536, 232502, 313072, 465004, 930008, 1860016, 1976267, 3952534, 7905068, 15810136, 31620272]

約数ペア:

[(1, 31620272), (2, 15810136), (4, 7905068), (8, 3952534), (16, 1976267), (17, 1860016), (34, 930008), (68, 465004), (101, 313072), (136, 232502), (202, 156536), (272, 116251), (404, 78268), (808, 39134), (1151, 27472), (1616, 19567), (1717, 18416), (2302, 13736), (3434, 9208), (4604, 6868)]