89642768

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{2371}}^1$

素因数の和:2535

約数の個数: 40

約数和(自身を含む): 185300640

約数和(自身を除く): 95657872

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 139, 272, 278, 556, 1112, 2224, 2363, 2371, 4726, 4742, 9452, 9484, 18904, 18968, 37808, 37936, 40307, 80614, 161228, 322456, 329569, 644912, 659138, 1318276, 2636552, 5273104, 5602673, 11205346, 22410692, 44821384, 89642768]

約数ペア:

[(1, 89642768), (2, 44821384), (4, 22410692), (8, 11205346), (16, 5602673), (17, 5273104), (34, 2636552), (68, 1318276), (136, 659138), (139, 644912), (272, 329569), (278, 322456), (556, 161228), (1112, 80614), (2224, 40307), (2363, 37936), (2371, 37808), (4726, 18968), (4742, 18904), (9452, 9484)]